ClassID:

213587

H01M8/1025 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof; Fuel cells with solid electrolytes characterised by the electrolyte material; Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having only carbon and oxygen, e.g. polyethers, sulfonated polyetheretherketones [S-PEEK], sulfonated polysaccharides, sulfonated celluloses or sulfonated polyesters

Recent Application in this class:
#1
20260128340
2026-05-07

TRANSPORT PROPERTY MODULATION VIA SOLVENT SPECIFIC BEHAVIOR IN CROSSLINKED NON-AQUEOUS MEMBRANES

#2
20260121095
2026-04-30

Advanced Ion Exchange Membranes And Applications Thereof

#3
20260100392
2026-04-09

METHOD FOR MANUFACTURING REINFORCED COMPOSITE MEMBRANE AND REINFORCED COMPOSITE MEMBRANE OBTAINED THEREBY

#4
20250316736
2025-10-09

POLYELECTROLYTE MULTILAYER COATED PROTON EXCHANGE MEMBRANE FOR ELECTROLYSIS AND FUEL CELL APPLICATIONS

#5
20250316735
2025-10-09

ANION CONDUCTING POLYMER ELECTROLYTE MEMBRANES BY ULTRAVIOLET-LIGHT CURING FOR QUASI-SOLID-STATE ZINC-AIR BATTERIES

#6
20250282921
2025-09-11

PROCESSING METHOD TO CROSSLINK POLYELECTROLYTE MEMBRANES AT USER-SELECTED HYDRATION LEVEL FOR CONTROL OF NANOSCALE MORPHOLOGY

#7
20250273708
2025-08-28

ELECTRODE-DECOUPLED REDOX FLOW BATTERY

#8
20250167273
2025-05-22

COMPOSITE POLYELECTROLYTE-CERAMIC MEMBRANES

#9
20250158098
2025-05-15

PROCESS FOR THE PREPARATION OF A MEMBRANE (M) CONTAINING A SULFONATED POLYARYLENESULFONE POLYMER (SP)

#10
20250125396
2025-04-17

POLYMER ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY AND REDOX FLOW BATTERY

#11
20250125395
2025-04-17

METAL FLUORIDE-FUNCTIONALIZED PROTON EXCHANGE SOLID SUPPORTS, MEMBRANES, AND IONOMERS

#12
20250114782
2025-04-10

CROSS-LINKED HIGH STABLE ANION EXCHANGE BLEND MEMBRANES WITH POLYETHYLENEGLYCOLS AS HYDROPHILIC MEMBRANE PHASE

#13
20250062377
2025-02-20

Anion exchange branched co-polymer with poly(aryl) and a branched compound and quinuclidinium side chains and synthesis thereof

#14
20250055011
2025-02-13

AQUEOUS POLYSULFIDE-BASED ELECTROCHEMICAL CELL

#15
20240301153
2024-09-12

POLYMERIC ANION-CONDUCTING COMPOUND, ITS PREPARATION AND ITS USE IN ELECTROCHEMISTRY

#16
20240243320
2024-07-18

MEMBRANE FOR PROTON CONDUCTION

#17
20240182639
2024-06-06

POLYELECTROLYTE MOLDED BODY, AND POLYELECTROLYTE MEMBRANE, ELECTROLYTE MEMBRANE WITH CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, SOLID POLYMER-TYPE FUEL CELL, AND WATER ELECTROLYSIS-STYLE HYDROGEN PRODUCTION DEVICE IN WHICH SAID POLYELECTROLYTE MOLDED BODY IS USED

#18
20240182638
2024-06-06

BLOCK COPOLYMER, PRODUCTION METHOD THEREFOR, POLYMERIC ELECTROLYTE MATERIAL, POLYMERIC ELECTROLYTE MOLDED ARTICLE, POLYMERIC ELECTROLYTE FILM,ELECTROLYTE FILM EQUIPPED WITH CATALYST LAYER, MEMBRANE ELECTRODE COMPOSITE, SOLID POLYMER FUEL CELL, AND WATER ELECTROLYSIS TYPE HYDROGEN GENERATING DEVICE

#19
20240178424
2024-05-30

POLYMER ELECTROLYTE MEMBRANE, BLOCK COPOLYMER, POLYMER ELECTROLYTE MATERIAL, POLYMER ELECTROLYTE MOLDED BODY, ELECTROLYTE MEMBRANE WITH CATALYST LAYER, MEMBRANE ELECTRODE COMPOSITE, SOLID POLYMER FUEL CELL, AND WATER ELECTROLYTIC HYDROGEN GENERATOR

#20
20240170704
2024-05-23

POLYMER ELECTROLYTE MATERIAL, POLYMER ELECTROLYTE MOLDED BODY USING SAME, ELECTROLYTIC MEMBRANE HAVING CATALYST LAYER ATTACHED THERETO, MEMBRANE-ELECTRODE ASSEMBLY, SOLID POLYMER FUEL CELL, AND WATER-ELECTROLYSIS-TYPE HYDROGEN GENERATOR

#21
20240166811
2024-05-23

LONG-TERM ANION-CONDUCTING COMPOUND, ITS PREPARATION AND ITS USE IN ELECTROCHEMISTRY

#22
20240006640
2024-01-04

ANTIOXIDANT SUBSTITUTED SULFONATED ION EXCHANGE MEMBRANES

#23
20230361329
2023-11-09

DUAL-CATHODE FUEL BIOCELL

#24
20230317997
2023-10-05

HIGH-PERFORMANCE HYDROXIDE EXCHANGE MEMBRANE

#25
20230123137
2023-04-20

POLYELECTROLYTE MULTILAYER COATED PROTON EXCHANGE MEMBRANE FOR ELECTROLYSIS AND FUEL CELL APPLICATIONS

#26
20230064406
2023-03-02

PROTON CONDUCTIVE MATERIAL

#27
20230016898
2023-01-19

SEPARATOR LAYER FOR FLOW BATTERY

#28
20220367896
2022-11-17

CATALYST LAYER, CATALYST LAYER INK AND MEMBRANE-ELECTRODE ASSEMBLY

#29
20220311037
2022-09-29

Composition for fuel cell membranes and a process for the preparation thereof

#30
20220278346
2022-09-01

Zipped ion-exchange membrane

#31
20220243012
2022-08-04

Polymeric anion-conducting membrane

#32
20220238901
2022-07-28

Polymer electrolyte membrane, manufacturing method therefor, and electrochemical device comprising same

#33
20220227931
2022-07-21

METHODS FOR MAKING SULFONATED POLY(PHENYLENE ETHER) AND ARTICLES MADE THEREFROM

#34
20220212183
2022-07-07

Cross-linked high stable anion exchange blend membranes with polyethyleneglycols as hydrophilic membrane phase

#35
20220072484
2022-03-10

CHITOSAN BASED MEMBRANE AND ASSOCIATED METHOD OF USE

#36
20220059857
2022-02-24

MEMBRANE FOR THE SELECTIVE TRANSPORT OF SUBSTANCES

#37
20220045345
2022-02-10

Electrolyte membrane for redox flow battery, redox flow battery, and method for producing electrolyte membrane

#38
20210376365
2021-12-02

Direct isopropanol fuel cell

#39
20210328247
2021-10-21

Catalyst layer, catalyst layer forming liquid and membrane electrode assembly

#40
20210189041
2021-06-24

FLUOROPOLYMER-BASED HYBRID ORGANIC/INORGANIC COMPOSITES

#41
20210083309
2021-03-18

Ion exchange membrane for a redox flow battery

#42
20210066740
2021-03-04

Polymer-based electrolyte materials for proton exchange membrane fuel cells

#43
20200354523
2020-11-12

Polymer and polymer separator comprising same

#44
20200343569
2020-10-29

PROTON EXCHANGE MEMBRANE WITH ENHANCED CHEMICAL STABILITY AND METHOD OF PREPARING THEREOF

#45
20200165387
2020-05-28

Polymers comprising sulfonated 2,6-diphenyl-1,4-phenylene oxide repeating units

#46
20200023348
2020-01-23

Cross-linked high stable anion exchange blend membranes with polyethyleneglycols as hydrophilic membrane phase

#47
20200017630
2020-01-16

Expandable porous organic polymer-based hydrogen ion conductive material and method for preparing same

#48
20200006796
2020-01-02

Aqueous polysulfide-based electrochemical cell

#49
20190305328
2019-10-03

Stainless steel sheet for fuel cell separators, and production method therefor

#50
20190267655
2019-08-29

Electrolyte membrane and method for producing same

#51
20190148756
2019-05-16

Method for producing polymer electrolyte molded article, polymer electrolyte material, polymer electrolyte membrane, and polymer electrolyte fuel cell

#52
20190148755
2019-05-16

Direct isopropanol fuel cell

#53
20190123373
2019-04-25

Ion conductive polymer electrolyte membrane having ion channel size controlled according to phase separation improvement effect of polar solvent during casting of ion conductive polymer electrolyte membrane, and preparation method therefor

#54
20190106530
2019-04-11

Block polymer and polymer electrolyte membrane comprising same

#55
20190097289
2019-03-28

Carbon composite, electrode and lithium air battery comprising the carbon composite, and method of preparing the carbon composite

#56
20190085108
2019-03-21

Method of functionalizing fluoropolymers with acidic side chains exhibiting improved properties, the fluoropolymers thereof, and methods of using

#57
20190067722
2019-02-28

Liquid composition, process for its production, and process for producing membrane-electrode assembly for polymer electrolyte fuel cells

#58
20180342750
2018-11-29

Flow battery including separator containing nonionic polymer

#59
20180261868
2018-09-13

Polymer electrolyte membrane

#60
20180251592
2018-09-06

Block polymer and polymer electrolyte membrane including same

#61
20180248213
2018-08-30

Polymer electrolyte membrane production method, polymer electrolyte membrane produced using same, membrane electrode assembly comprising said polymer electrolyte membrane, and fuel cell comprising said membrane electrode assembly

#62
20180198149
2018-07-12

Polyphenylsulfone-based proton conducting polymer electrolyte, proton conducting solid polymer electrolyte membrane, electrode catalyst layer for solid polymer fuel cells, method for producing electrode catalyst layer for slid polymer fuel cells, and fuel cell

#63
20180062192
2018-03-01

Membrane electrode assembly and method of making the same

#64
20180053956
2018-02-22

Composite polymer electrolyte membrane, and catalyst-coated membrane, membrane electrode assembly, and polymer electrolyte fuel cell using the composite polymer electrolyte membrane

#65
20170346121
2017-11-30

Compound and polymer electrolyte membrane using same

#66
20170338507
2017-11-23

Halogenated compound, polymer comprising same, and polymer electrolyte membrane comprising same

#67
20170338504
2017-11-23

Polymer and polymer electrolyte membrane comprising same

#68
20170331136
2017-11-16

Polymer electrolyte membrane

#69
20170327607
2017-11-16

Polymer and polymer electrolyte membrane comprising same

#70
20170317370
2017-11-02

Polymer and polymer electrolyte membrane comprising same

#71
20170317368
2017-11-02

DURABLE FUEL CELL MEMBRANE ELECTRODE ASSEMBLY WITH COMBINED ADDITIVES

#72
20170267823
2017-09-21

Anion exchange resin, electrolyte membrane for fuel cell, binder for forming electrode catalyst layer, battery electrode catalyst layer and fuel cell

#73
20170253712
2017-09-07

Gelation, Aerogel Formation and Reactions Thereof to Produce Non-Random Functionalization of Poly (Aryl Ether Ketones)

#74
20170229726
2017-08-10

Ion exchange membranes having low in-plane swelling

#75
20170222243
2017-08-03

Polymer electrolyte material, polymer electrolyte molded product using the polymer electrolyte material and method for manufacturing the polymer electrolyte molded product, membrane electrode composite, and solid polymer fuel cell

#76
20170214075
2017-07-27

Polymer of fluorine-containing sulfonated poly(arylene ether)s and method of manufacturing the same

#77
20170200962
2017-07-13

NANOCOMPOSITE MEMBRANE COMPRISING POLYHEDRAL OLIGOMERIC SILSESQUIOXANE HAVING SULFONIC ACID GROUPS AND METHOD FOR MANUFACTURING THE SAME

#78
20170170505
2017-06-15

PHOSPHONIC ACID-CONTAINING BLENDS AND PHOSPHONIC ACID-CONTAINING POLYMERS

#79
20170125832
2017-05-04

Polymer electrolyte composition and polymer electrolyte membrane, polymer electrolyte membrane with catalyst layer, membrane electrode assembly, and polymer electrolyte fuel cell each using the same

#80
20170110750
2017-04-20

Direct isopropanol fuel cell

#81
20170098845
2017-04-06

Polymer electrolyte membrane, membrane-electrode assembly comprising the same and fuel cell comprising the same

#82
20170092968
2017-03-30

Device and Method for Extending the Service Life of HT-PEM Fuel Cells

#83
20170054189
2017-02-23

Metal air battery and gas diffusion layer equipped therein

#84
20170047604
2017-02-16

Anion exchange electrolyte membrane, membrane-electrode assembly for fuel cell including the same, and fuel cell including the same

#85
20170033387
2017-02-02

Polymer electrolyte composition and polymer electrolyte membrane, polymer electrolyte membrane with catalyst layer, membrane electrode assembly, and polymer electrolyte fuel cell each using the same

#86
20170022323
2017-01-26

Functionalized triptycene polymers and their uses

#87
20170018793
2017-01-19

Polymer electrolyte membrane, catalyst coated membrane, membrane electrode assembly, and polymer electrolyte fuel cell

#88
20170009032
2017-01-12

Polymeric ion conductor with improved thermal characteristics

#89
20170005355
2017-01-05

Polymer electrolyte membrane, membrane electrode assembly comprising polymer electrolyte membrane, and fuel cell comprising membrane electrode assembly

#90
20170005354
2017-01-05

Polymer electrolyte film

#91
20160380296
2016-12-29

Composite membranes, methods of making same, and applications of same

#92
20160375611
2016-12-29

Device for fabricating ion exchange membrane and method of fabricating the ion exchange membrane

#93
20160322662
2016-11-03

Ion-exchange membrane made of a biaxially stretched β-porous film

#94
20160308232
2016-10-20

Electrolyte emulsion and process for producing same

#95
20160276688
2016-09-22

ION-EXCHANGE MEMBRANE WITH PREFERENTIALLY ORIENTED MORPHOLOGICAL TEXTURE

#96
20160268619
2016-09-15

FUEL CELL

#97
20160197370
2016-07-07

Liquid composition, process for its production, and process for producing membrane-electrode assembly for polymer electrolyte fuel cells

#98
20160181642
2016-06-23

Polymer electrolyte and preparation method thereof

#99
20160072144
2016-03-10

POLYMER ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY INCLUDING POLYMER ELECTROLYTE MEMBRANE, AND FUEL CELL INCLUDING MEMBRANE ELECTRODE ASSEMBLY

#100
20160064764
2016-03-03

Polymer electrolyte membrane, membrane electrode assembly comprising polymer electrolyte membrane and fuel cell comprising membrane electrode assembly

#101
20160056488
2016-02-25

Polymer electrolyte membrane, membrane electrode assembly comprising polymer electrolyte membrane and fuel cell comprising membrane electrode assembly

#102
20150380759
2015-12-31

Aromatic sulfonic acid derivative, sulfonic acid group-containing polymer, block copolymer, polymer electrolyte material, polymer electrolyte form article, and polymer electrolyte fuel cell

#103
20150380742
2015-12-31

Membrane electrode assemblies with hydrogen peroxide decomposition catalyst

#104
20150364771
2015-12-17

Composite membrane for polymer electrolyte membrane fuel cell

#105
20150349366
2015-12-03

Electrolyte emulsion and process for producing same

#106
20150303505
2015-10-22

Reinforced composite membrane for fuel cell and membrane-electrode assembly for fuel cell comprising the same

#107
20150295262
2015-10-15

Polymer electrolyte composition, and polymer electrolyte membrane, membrane electrode complex and solid polymer-type fuel cell each produced using same

#108
20150288028
2015-10-08

Ion conducting polymers and polymer blends for alkali metal ion batteries

#109
20150270572
2015-09-24

Polyether copolymer, crosslinkable polyether copolymer composition and electrolyte

#110
20150221968
2015-08-06

Durable fuel cell membrane electrode assembly with combined additives

#111
20150214563
2015-07-30

Reinforced composite electrolyte membrane for fuel cell

#112
20150200413
2015-07-16

Method for producing polymer electrolyte molded article, polymer electrolyte material, polymer electrolyte membrane, and polymer electrolyte fuel cell

#113
20150200412
2015-07-16

Electrolyte membrane for polymer electrolyte fuel cell, process for its production and membrane-electrode assembly for polymer electrolyte fuel cell

#114
20150171454
2015-06-18

MEMBRANE WITH LAMINATED STRUCTURE AND ORIENTATION CONTROLLED NANOFIBER REINFORCEMENT ADDITIVES FOR FUEL CELLS

#115
20150155582
2015-06-04

Polymer electrolyte material, polymer electrolyte molded product using the polymer electrolyte material and method for manufacturing the polymer electrolyte molded product, membrane electrode composite, and solid polymer fuel cell

#116
20150148482
2015-05-28

Method for producing aqueous fluorine-containing polymer dispersing element, and purified aqueous fluorine-containing polymer dispersing element

#117
20150133570
2015-05-14

Crosslinked speek cation exchange membrane having improved chemical stability by radiation and method of preparing the same

#118
20150094446
2015-04-02

Sulfonic acid group-containing polymer, sulfonic acid group-containing aromatic compound and method of making the same, as well as polymer electrolyte material, polymer electrolyte molded product and solid polymer fuel cell using the same

#119
20150072252
2015-03-12

Fuel cell membrane

#120
20150064609
2015-03-05

Ionomers with ionic groups in the side chain

#121
20150010846
2015-01-08

Electrode assembly for solid polymer fuel cell

#122
20140377686
2014-12-25

Polymer electrolyte composition, and polymer electrolyte membrane, membrane electrode assembly and solid polymer fuel cell each using same

#123
20140370417
2014-12-18

ANION EXCHANGE MEMBRANE, METHOD FOR PRODUCING THE SAME, AND FUEL CELL USING THE SAME

#124
20140335439
2014-11-13

Polymer ion exchange membrane and method of preparing same

#125
20140332403
2014-11-13

SPEEK diaphragm for alkaline electrolysis and its use

#126
20140315117
2014-10-23

Ion-conducting membrane

#127
20140213671
2014-07-31

Aromatic sulfonic acid derivative, sulfonic acid group-containing polymer, block copolymer, polymer electrolyte material, polymer electrolyte form article, and polymer electrolyte fuel cell

#128
20140212768
2014-07-31

Flexible solid state conductors including polymer mixed with protein

#129
20140193742
2014-07-10

Block copolymer, manufacturing method therefor, and polymer electrolyte material, molded polymer electrolyte, and solid-polymer fuel cell using said block copolymer

#130
20140024728
2014-01-23

Anion exchange polymer electrolytes

#131
20140018507
2014-01-16

Polyether compound, cross-linkable composition, and electrolyte

#132
20140004445
2014-01-02

Bilayer complex proton exchange membrane and membrane electrode assembly

#133
20130323613
2013-12-05

Graphene-based self-humidifying membrane and self-humidifying fuel cell

#134
20130309596
2013-11-21

Liquid composition, process for its production, and process for producing membrane-electrode assembly for polymer electrolyte fuel cells

#135
20130295487
2013-11-07

Polymer blend proton exchange membrane and method for manufacturing the same

#136
20130231405
2013-09-05

Aromatic perfluoroalkane monomer

#137
20130225764
2013-08-29

Fluoropolymer dispersion and process for producing fluoropolymer dispersion

#138
20130202987
2013-08-08

Multi-layer polyelectrolyte membranes

#139
20130197110
2013-08-01

Sulphur-containing and sulphonated aromatic perfluoroalkane monomer

#140
20130177834
2013-07-11

Polymer electrolyte and preparation method thereof

#141
20130052564
2013-02-28

POLYMER ELECTROLYTE MEMBRANE, MEMBRANE-ELECTRODE ASSEMBLY, AND SOLID POLYMER FUEL CELL

#142
20130034766
2013-02-07

SEPARATOR FOR REDOX FLOW BATTERY AND REDOX FLOW BATTERY INCLUDING SAME

#143
20130029249
2013-01-31

Proton conducting materials

#144
20130022895
2013-01-24

Membrane with Laminated Structure and Orientation Controlled Nanofiber Reinforcement Additives for Fuel Cells

#145
20120312695
2012-12-13

Composite membrane for polymer electrolyte membrane fuel cell

#146
20120301809
2012-11-29

Membrane electrode assembly for polymer electrolyte fuel cell and polymer electrolyte fuel cell

#147
20120289616
2012-11-15

Semi-crystalline fluoropolymer having ion exchange groups

#148
20120282532
2012-11-08

Block copolymer electrolyte composite membranes and methods of producing the same

#149
20120277332
2012-11-01

Organic superacid monomers containing a bis-sulfonic acid group and methods of making and using the same

#150
20120251919
2012-10-04

POLYARYLENE-BASED COPOLYMER AND USES THEREOF

#151
20120251903
2012-10-04

Self-humidifying membrane and self-humidifying fuel cell

#152
20120245237
2012-09-27

Ionomers with ionic groups in the side chain

#153
20120214883
2012-08-23

METHOD FOR PRODUCING SOLID ELECTROLYTE FILM

#154
20120214086
2012-08-23

METHOD OF FABRICATING A POLYMER ELECTROLYTE MEMBRANE (PEM)

#155
20120202129
2012-08-09

CROSSLINKED OR NON-CROSSLINKED AROMATIC (CO)POLYMERS AS PROTON CONDUCTORS FOR USE IN HIGH TEMPERATURE PEM FUEL CELLS

#156
20120196206
2012-08-02

METHOD FOR PRODUCING STRONGLY ACIDIC ZIRCONIUM PARTICLES, PROTON CONDUCTING MATERIAL, METHOD FOR PRODUCING PROTON CONDUCTING MEMBRANE, PROTON CONDUCTING MEMBRANE, ELECTRODE FOR FUEL CELL, MEMBRANE ELECTRODE ASSEMBLY, FUEL CELL

#157
20120189922
2012-07-26

METHOD FOR OPERATING A FUEL CELL, AND A CORRESPONDING FUEL CELL

#158
20120178834
2012-07-12

Membranes, coatings and films and methods for their preparation

#159
20120178017
2012-07-12

Electrolyte emulsion and process for producing same

#160
20120172462
2012-07-05

Interpenetrating polymer networks and uses thereof

#161
20120172461
2012-07-05

Low permeability composite proton exchange membrane including organic-inorganic hybrid

#162
20120164558
2012-06-28

BIPHENYLTETRASULFONIC ACID COMPOUND, METHOD FOR PRODUCING SAME, POLYMER AND POLYMER ELECTROLYTE

#163
20120156582
2012-06-21

FUEL CELL

#164
20120148937
2012-06-14

Durable fuel cell membrane electrode assembly with combined additives

#165
20120141913
2012-06-07

POLYMER ELECTROLYTE MEMBRANE FOR POLYMER ELECTROLYTE FUEL CELL, METHOD OF MANUFACTURING THE SAME AND POLYMER ELECTROLYTE FUEL CELL SYSTEM INCLUDING THE SAME

#166
20120141909
2012-06-07

MEMBRANE ELECTRODE ASSEMBLIES AND HIGHLY DURABLE FUEL CELLS

#167
20120136077
2012-05-31

Fluorinated copolymers, membranes prepared using the latter and fuel cell device including said membranes

#168
20120129076
2012-05-24

Novel Sulfonic Acid Group-Containing Segmented Block Copolymer and Use Thereof

#169
20120107725
2012-05-03

Solid Polymer Electrolyte Composition, and Ion-Exchange Membrane, Membrane Electrode Assembly and Fuel Cell

#170
20120082919
2012-04-05

POLYMER ELECTROLYTE FUEL CELL

#171
20120076990
2012-03-29

Fluoroionomers dispersions having a low surface tension, low liquid viscosity and high solid content

#172
20120058414
2012-03-08

METHOD FOR PREPARING MEMBRANE-ELECTRODE ASSEMBLY, MEMBRANE-ELECTRODE ASSEMBLY PREPARED THEREFROM AND FUEL CELL COMPRISING THE SAME

#173
20120052411
2012-03-01

Aromatic hydrocarbon based proton exchange membrane and direct methanol fuel cell using same

#174
20120046371
2012-02-23

Low Equivalent Weight Ionomer

#175
20120045711
2012-02-23

Solid acid, polymer electrolyte membrane including the same, and fuel cell using the polymer electrolyte membrane

#176
20120040271
2012-02-16

Varnish for a solid polymer fuel cell

#177
20120028167
2012-02-02

Method for preparing a porous polyimide film and a composite membrane comprising the same

#178
20120012457
2012-01-19

Membrane electrode unit for the electrolysis of water

#179
20110294025
2011-12-01

SURFACE-TREATED HYDROCARBON-BASED POLYMER ELECTROLYTE MEMBRANES FOR DIRECT OXIDATION FUEL CELLS

#180
20110275005
2011-11-10

Membrane Electrode Assemblies With Interfacial Layer

#181
20110269029
2011-11-03

DIRECT ALCOHOL ANION FUEL CELL WITH BIOCATHODE

#182
20110262838
2011-10-27

Triblock copolymers with acidic groups

#183
20110262832
2011-10-27

ELECTROLYTE MEMBRANE FOR POLYMER ELECTROLYTE FUEL CELL, PROCESS FOR ITS PRODUCTION AND MEMBRANE-ELECTRODE ASSEMBLY FOR POLYMER ELECTROLYTE FUEL CELL

#184
20110257278
2011-10-20

Combination of main-chain and side-chain sulfonation of PFCB-6F high-temperature fuel cell membranes

#185
20110244368
2011-10-06

Norbornene-type polymers having quaternary ammonium functionality

#186
20110244367
2011-10-06

SEPARATION MEMBRANE FOR FUEL CELL, AND METHOD FOR PRODUCTION THEREOF

#187
20110244356
2011-10-06

Fuel cell

#188
20110244340
2011-10-06

Membrane electrode assemblies with hydrogen peroxide decomposition catalyst

#189
20110229797
2011-09-22

Sulfonated-Perfluorocyclobutane Polyelectrolyte Membranes for Fuel Cells

#190
20110223515
2011-09-15

Membrane-electrode assembly for fuel cell, method of manufacturing membrane-electrode assembly for fuel cell, and fuel cell system

#191
20110217659
2011-09-08

Method for producing a proton-conducting, structured electrolyte membrane

#192
20110215240
2011-09-08

POLYMER ELECTROLYTE MEMBRANE, METHOD FOR PRODUCING THE SAME, AND PROTON CONDUCTIVITY EVALUATION METHOD FOR POLYMER ELECTROLYTE MEMBRANE

#193
20110213103
2011-09-01

Crosslinkable sulfonated copolymer and fuel cell including polymeric composition of the same

#194
20110212383
2011-09-01

Liquid composition, process for its production and process for producing membrane-electrode assembly for polymer electrolyte fuel cells

#195
20110207028
2011-08-25

Method for producing an anion-exchange membrane for a solid polymer electrolyte type fuel cell

#196
20110201756
2011-08-18

Amphiphilic block copolymer, method for manufacturing the same, and polymer electrolyte membrane using the same

#197
20110200907
2011-08-18

Ion conductive resin fiber, ion conductive hybrid membrane, membrane electrode assembly and fuel cell

#198
20110195341
2011-08-11

Method for synthesizing Polymer Electrolyte, Polymer Electrolyte Membrane, and Solid Polymer Electrolyte Fuel Cell

#199
20110184076
2011-07-28

FULLERENE COMPOSITE MEMBRANES FOR DIRECT METHANOL FUEL CELL

#200
20110178190
2011-07-21

Comb polymers for supramolecular nanoconfinement

#201
20110172317
2011-07-14

Sulfonated polyarylene compounds, membrane material made therefrom, method for the production thereof and use

#202
20110171561
2011-07-14

Composition with enhanced proton conductivity

#203
20110166241
2011-07-07

Polymer electrolyte membrane

#204
20110160319
2011-06-30

Organic/inorganic hybrid composite proton exchange membrane

#205
20110159405
2011-06-30

Hydrophilic Polyelectrolyte Membranes Containing Poly(Vinyl Acetate) and Poly(Vinyl Alcohol)

#206
20110136041
2011-06-09

Sulfonated poly(arylene ether) copolymers and related polymer electrolyte membranes and fuel cells

#207
20110136040
2011-06-09

Sulfonated poly(arylene ether) copolymers and related polymer electrolyte membranes and fuel cells

#208
20110136016
2011-06-09

Polymer blend proton exchange membrane and method for manufacturing the same

#209
20110135966
2011-06-09

NOVEL COW-DUNG BASED MICROBIAL FUEL CELL

#210
20110105631
2011-05-05

Hydrophilic polymer membranes

#211
20110098371
2011-04-28

Proton-Conducting Polymeric Poly(Arylene Ether)s with Pendant Phenyl Sulfonic Acids

#212
20110082222
2011-04-07

USE OF A MATERIAL IMPARTING PROTON CONDUCTIVITY IN THE PRODUCTION OF FUEL CELLS

#213
20110081591
2011-04-07

METHOD FOR THE PRODUCTION OF AN ELECTROCHEMICAL CELL

#214
20110053007
2011-03-03

Perfluorocyclobutane based water vapor transfer membranes

#215
20110039170
2011-02-17

Fuel cells

#216
20110033774
2011-02-10

POLYMER ELECTROLYTE COMPOSITION AND METHOD FOR PREPARING THE SAME, AND FUEL CELL

#217
20110027692
2011-02-03

Proton-conductive polymer electrolyte membrane, method of manufacturing the proton-conductive polymer electrolyte membrane, and membrane-electrode assembly and polymer electrolyte fuel cell using the proton-conductive polymer electrolyte membrane

#218
20110027691
2011-02-03

Polymer membranes

#219
20110027677
2011-02-03

Fuel cell system

#220
20110020731
2011-01-27

POLYMER ELECTROLYTE COMPOSITION

#221
20110017954
2011-01-27

Vinyl sulfonic acid, polymer thereof, and production method thereof

#222
20110014544
2011-01-20

Proton exchange polymer membrane using surface treatment technique based on direct fluorination, membrane-electrode assembly, and fuel cell comprising the same

#223
20100330456
2010-12-30

Solid polymer electrolyte membrane and production method of the same

#224
20100326913
2010-12-30

POLYBENZOXAZOLE MEMBRANES PREPARED FROM AROMATIC POLYAMIDE MEMBRANES

#225
20100323275
2010-12-23

ION CONDUCTIVE COMPOSITION, ION CONDUCTIVE FILM CONTAINING THE SAME, ELECTRODE CATALYST MATERIAL, AND FUEL CELL

#226
20100314038
2010-12-16

PROCESS FOR PRODUCING MEMBRANE/ELECTRODE ASSEMBLY FOR POLYMER ELECTROLYTE FUEL CELL

#227
20100311860
2010-12-09

METHOD FOR MAKING PROTON CONDUCTING MEMBRANES FOR FUEL CELLS BY RADIOGRAFTING

#228
20100304273
2010-12-02

Proton conducting membranes for fuel cells having a proton gradient and methods for preparing said membranes

#229
20100297523
2010-11-25

Fluoroionomer liquid composition

#230
20100291460
2010-11-18

Membrane electrode assembly and method of producing the same and fuel cell

#231
20100279200
2010-11-04

Polymer electrolyte membrane and fuel cell comprising same

#232
20100273901
2010-10-28

MOLECULE SULFONATION PROCESS

#233
20100273088
2010-10-28

Method for producing—SOH group-containing fluoropolymer and—SOH group-containing fluoropolymer

#234
20100240527
2010-09-23

PROCESS FOR PRODUCING CATALYST ELECTRODE

#235
20100239947
2010-09-23

Condensed ring-containing polymer electrolyte and application thereof

#236
20100234479
2010-09-16

Polymers for use in fuel cell components

#237
20100227247
2010-09-09

NANOCAPILLARY NETWORKS AND METHODS OF FORMING SAME

#238
20100222441
2010-09-02

Organic superacids, polymers derived from organic superacids, and methods of making and using the same

#239
20100221636
2010-09-02

FUEL CELL AND METHOD FOR PRODUCTION THEREOF

#240
20100216051
2010-08-26

Proton-conducting polymer membrane comprising polyazole blends and its use in fuel cells

#241
20100209813
2010-08-19

BLOCK COPOLYMER, AND POLYMER ELECTROLYTE, POLYMER ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL USING SAME

#242
20100209810
2010-08-19

POLYMER ELECTROLYTE COMPOSITION

#243
20100209805
2010-08-19

MEMBRANE ELECTRODE ASSEMBLY HAVING PROTECTIVE BARRIER LAYER AND METHOD FOR MITIGATING MEMBRANE DECAY

#244
20100196792
2010-08-05

Polymer electrolyte composition and fuel cell

#245
20100196782
2010-08-05

POLYMER ELECTROLYTE MATERIAL, POLYMER ELECTROLYTE MOLDED PRODUCT USING THE POLYMER ELECTROLYTE MATERIAL, AND METHOD FOR MANUFACTURING THE POLYMER ELECTROLYE MOLDED PRODUCT, MEMBRANE ELECTRODE COMPOSITE, AND SOLID POLYMER FUEL CELL

#246
20100190875
2010-07-29

Crosslinked aromatic polymer electrolyte membrane

#247
20100190088
2010-07-29

Membrane electrode assembly and polymer electrolyte fuel cell therewith

#248
20100190085
2010-07-29

MEMBRANE-ELECTRODE ASSEMBLY, METHOD FOR PRODUCING THE SAME AND SOLID POLYMER FUEL CELL

#249
20100183945
2010-07-22

ELECTRODE CATALYST FOR FUEL CELL, PROCESS FOR PRODUCING THE SAME AND SOLID POLYMER FUEL CELL COMPRISING THE SAME

#250
20100178583
2010-07-15

Electrode composite material

#251
20100178582
2010-07-15

Ionic layer with oxygen evolution reaction catalyst for electrode protection

#252
20100174042
2010-07-08

Aromatic compound and sulfonated polyarylene polymer

#253
20100168346
2010-07-01

Sulfonated Poly (Arylene Ether) Containing Crosslinkable Moiety at End Group, Method of Manufacturing the Same, and Polymer Electrolyte Membrane Using the Sulfonated Poly (Arylene Ether) and the Method

#254
20100167101
2010-07-01

Proton exchange membrane composition

#255
20100167100
2010-07-01

COMPOSITE MEMBRANE AND METHOD FOR MAKING

#256
20100166966
2010-07-01

Sulfonated polyether ether ketone ketone, film utilizing the same, and method for manufacturing the same

#257
20100151352
2010-06-17

Composites and Composite Membranes

#258
20100120927
2010-05-13

Fullerene based proton conductive materials

#259
20100112409
2010-05-06

Polymer membrane for fuel cell, method of preparing the same, membrane-electrode assembly including the same, and fuel cell system including the same

#260
20100104920
2010-04-29

DIAPHRAGM FOR DIRECT LIQUID FUEL CELL AND METHOD FOR PRODUCING THE SAME

#261
20100104917
2010-04-29

SOLID POLYMER ELECTROLYTE, METHOD FOR PRODUCTION THEREOF, AND MEMBRANE ELECTRODE ASSEMBLY FOR FUEL CELL USING THE SAME

#262
20100087553
2010-04-08

Process for stabilizing fluoropolymer having ion exchange groups

#263
20100086675
2010-04-08

Solid polymer electrolyte and process for making same

#264
20100081783
2010-04-01

Functionalized Main Chain Polymers

#265
20100081033
2010-04-01

Polymer electrolyte and fuel cell employing the same

#266
20100081030
2010-04-01

METHOD FOR PRODUCING POLYMER ELECTROLYTE MEMBRANE AND POLYMER ELECTROLYTE MEMBRANE

#267
20100081029
2010-04-01

Separating membrane for fuel cell

#268
20100081028
2010-04-01

Binder for a fuel cell catalyst composition, a membrane electrode assembly for a fuel cell using the binder and a method for preparing a membrane electrode assembly

#269
20100075197
2010-03-25

Fullerene based proton conductive materials

#270
20100075196
2010-03-25

Polymer electrolyte, membrane electrode assembly and fuel cell

#271
20100068592
2010-03-18

Electrodes for use in hydrocarbon-based membrane electrode assemblies of direct oxidation fuel cells

#272
20100063168
2010-03-11

IONOMERS WITH IONOGENIC GROUPS IN THE SIDECHAIN

#273
20100062306
2010-03-11

Polymer electrolyte fuel cell, membrane electrode assembly and manufacturing method thereof

#274
20100055536
2010-03-04

Method for producing a polymer electrolyte membrane

#275
20100047669
2010-02-25

Multilayer electrolyte membrane

#276
20100047657
2010-02-25

Gradient reinforced proton exchange membrane

#277
20100040912
2010-02-18

Process for operating a fuel cell in dry conditions

#278
20100040909
2010-02-18

Bio-fuel cell system

#279
20100035113
2010-02-11

METHOD FOR PRODUCING POLYMER ELECTROLYTE MEMBRANE AND POLYMER ELECTROLYTE MEMBRANE

#280
20100029864
2010-02-04

Polyarylether composition and membrane

#281
20100024951
2010-02-04

Method for producing electrolyte membrane for fuel cell and method for producing electrolyte membrane-electrode assembly for fuel cell

#282
20100015493
2010-01-21

Film electrode composite element and production method therefor, and fuel cell

#283
20100003574
2010-01-07

Separation membrane for direct liquid fuel cell and method for producing same

#284
20090326188
2009-12-31

Method for producing polyarylene

#285
20090325030
2009-12-31

FUEL CELL ELECTROLYTE MEMBRANE WITH ACIDIC POLYMER

#286
20090325029
2009-12-31

MEMBRANE ELECTRODE ASSEMBLY FOR FUEL CELL AND FUEL CELL

#287
20090325028
2009-12-31

POLYMER ELECTROLYTE MEMBRANE, LAMINATE THEREOF, AND THEIR PRODUCTION METHODS

#288
20090325027
2009-12-31

Polymer electrolyte membrane composed of aromatic polymer membrane base and method for producing the same

#289
20090325026
2009-12-31

POLYMER ELECTROLYTE MEMBRANE AND PRODUCING METHOD THEREOF, MEMBRANE-ELECTRODE ASSEMBLY AND FUEL CELL USING THE POLYMER ELECTROLYTE MEMBRANE, AND EVALUATION ION METHOD OF IONIC CONDUCTIVITY OF THE POLYMER ELECTROLYTE MEMBRANE

#290
20090317684
2009-12-24

POLYMER ELECTROLYTE MEMBRANE, LAMINATE THEREOF, AND THEIR PRODUCTION METHODS

#291
20090317683
2009-12-24

MEMBRANE ELECTRODE ASSEMBLY FOR FUEL CELL AND FUEL CELL

#292
20090317668
2009-12-24

Redox fuel cells with a catholyte solution containing a polyoxometallate

#293
20090306295
2009-12-10

Materials comprising polydienes and hydrophilic polymers and related methods

#294
20090291348
2009-11-26

ELECTROLYTE MEMBRANE FOR FUEL CELL AND METHOD OF MANUFACTURING THE SAME, MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL

#295
20090281245
2009-11-12

Proton exchange membranes for fuel cell applications

#296
20090280384
2009-11-12

Polymer and membrane-electrode assembly for fuel cell, and fuel cell system including the same

#297
20090280382
2009-11-12

Composite membrane

#298
20090280378
2009-11-12

MEMBRANE AND ELECTRODE ASSEMBLY AND METHOD FOR PRODUCING THE SAME

#299
20090274944
2009-11-05

METHOD FOR PRODUCING POLYMER ELECTROLYTE MEMBRANE, POLYMER ELECTROLYTE MEMBRANE AND DIRECT METHANOL FUEL CELL

#300
20090274943
2009-11-05

Crosslinked polymer electrolyte and method for producing same