ClassID:

213393

H01M8/0234 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof; Details; Collectors; Separators, e.g. bipolar separators; Interconnectors; Porous and characterised by the material Carbonaceous material

Recent Application in this class:
#1
20260149009
2026-05-28

GAS DIFFUSION LAYER WITH LOW PLASTIC DEFORMABILITY AND HIGH SURFACE QUALITY, AND METHOD FOR ITS PRODUCTION

#2
20260135131
2026-05-14

REDOX FLOW BATTERY COMPRISING A MEMBRANE FREE CELL STACK

#3
20260121084
2026-04-30

CONDUCTIVE MEMBER, AND SOLID OXIDE FUEL CELL INCLUDING SAME

#4
20260031367
2026-01-29

CARBON SHEET AS WELL AS GAS DIFFUSION ELECTRODE SUBSTRATE, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL USING SAME

#5
20250385279
2025-12-18

DIFFUSION LAYER FOR AN ELECTROCHEMICAL CELL, ELECTROCHEMICAL CELL, AND METHOD FOR PRODUCING A DIFFUSION LAYER

#6
20250372671
2025-12-04

FUEL CELL SYSTEM HAVING HYDROGEN SEPARATION AND HYDROGEN REGENERATION CAPABILITY

#7
20250361660
2025-11-27

GAS DIFFUSION LAYER MADE OF WATER JET ENTANGLED NONWOVENS

#8
20250343248
2025-11-06

GAS DIFFUSION ELECTRODE BASE MATERIAL AND METHOD FOR PRODUCING SAME, AND FUEL CELL

#9
20250300193
2025-09-25

SIZE-SIEVING ENHANCED ZINC-IODINE FLOW BATTERY SYSTEM FOR MITIGATING WATER/HYDRATED ION CLUSTER MIGRATION

#10
20250201865
2025-06-19

METHOD FOR MANUFACTURING A BIPOLAR PLATE MADE OF CARBON FIBERS

#11
20250179650
2025-06-05

Systems, Devices and Methods for Screening and Electrolysis for Utilization of Chemical Feedstocks

#12
20250079474
2025-03-06

Bipolar Plate for Fuel Cell and Method for Manufacturing same, and Fuel Cell

#13
20250046847
2025-02-06

SOLID OXIDE ELECTROCHEMICAL CELL STACK

#14
20250023078
2025-01-16

Advanced Fuel Cell Design, Apparatus And Fabrication

#15
20240413356
2024-12-12

AN ELECTROCHEMICAL CELL WITH A CONNECTIVE NANOSTRUCTURE

#16
20240392054
2024-11-28

IMPROVED MONOMER COMPOSITIONS FOR TEMPERATURE RESISTANCE AFTER CURING

#17
20240387835
2024-11-21

BIPOLAR PLATE, CELL FRAME, CELL STACK, AND REDOX FLOW BATTERY

#18
20240290995
2024-08-29

METHOD FOR PRODUCING AN ELECTROCHEMICAL CELL UNIT

#19
20240290993
2024-08-29

A SEPARATOR ELEMENT ARRANGEMENT FOR AN ELECTROCHEMICAL CELL COMPRISING A NANOSTRUCTURE

#20
20240262068
2024-08-08

SYSTEMS AND METHODS FOR PREPARING EMBOSSED GRAPHITE-BASED WEBS

#21
20240250274
2024-07-25

CURRENT COLLECTING STRUCTURE FOR REDOX FLOW BATTERY, REDOX FLOW BATTERY CELL, AND REDOX FLOW BATTERY SYSTEM

#22
20240234749
2024-07-11

GRAPHITE METAL COMPOSITES FOR FUEL CELL BIPOLAR PLATES

#23
20240178411
2024-05-30

SEPARATOR PLATE

#24
20240178410
2024-05-30

SOLID OXIDE CELL STACK

#25
20240136542
2024-04-25

GRAPHITE METAL COMPOSITES FOR FUEL CELL BIPOLAR PLATES

#26
20240079607
2024-03-07

Fuel Cell Gas Diffusion Layers

#27
20240055620
2024-02-15

System and method for preventing iron from infusing into a proton exchange membrane in a fuel cell

#28
20240047705
2024-02-08

Precursor sheet for fuel cell separator, and fuel cell separator

#29
20240047704
2024-02-08

GAS DIFFUSION SYSTEM WITH HIGH PURITY

#30
20240006624
2024-01-04

FREE-STANDING, ION-SELECTIVE COMPOSITE MEMBRANES

#31
20230420699
2023-12-28

Gas diffusion layer for fuel cell, method of manufacturing the same, and unit cell for fuel cell including the same

#32
20230411641
2023-12-21

BIPOLAR PLATE FOR USE IN A FUEL CELL DEVICE AND METHOD FOR PRODUCING THE SAME

#33
20230335767
2023-10-19

POLYMER ELECTROLYTE MEMBRANE FUEL CELL INCLUDING TUNGSTEN OXIDE-COATED PART AND METHOD FOR MANUFACTURING THE SAME

#34
20230317975
2023-10-05

FLOW FIELD PLATE AND METHOD FOR PRODUCING SAME

#35
20230207837
2023-06-29

BIPOLAR SURFACE ELEMENT

#36
20230197996
2023-06-22

REDOX FLOW BATTERY

#37
20230197978
2023-06-22

FUEL CELL COMPONENT INCLUDING POLYTETRAFLUOROETHYLENE FILM BONDED TO GRAPHITE

#38
20230128336
2023-04-27

Method for producing gas diffusion electrode substrate

#39
20230127594
2023-04-27

VAPOR-FED RECHARGEABLE DIRECT LIQUID HYDROGEN CARRIER FUEL CELL

#40
20230126907
2023-04-27

BIOPOLAR MEMBRANE CELL FOR THE CAPTURE OF CARBON DIOXIDE

#41
20230106823
2023-04-06

TUBULAR POLYMER ELECTROLYTE MEMBRANE FUEL CELL STACK

#42
20230047374
2023-02-16

NOVEL-ARCHITECTURE ELECTRODES WITH ENHANCED MASS TRANSPORT FOR HIGH-EFFICIENCY AND LOW-COST HYDROGEN ENERGY

#43
20220376272
2022-11-24

PROTON EXCHANGE MEMBRANES AND METHODS OF PREPARING SAME

#44
20220302458
2022-09-22

FLEXIBLE ELECTRODE SUBSTRATE INCLUDING POROUS ELECTRODE, AND METHOD FOR MANUFACTURING SAME

#45
20220271304
2022-08-25

METHOD FOR PRODUCING A BIPOLAR PLATE FOR A FUEL CELL

#46
20220271302
2022-08-25

Close-end fuel cell and anode bipolar plate thereof

#47
20220263104
2022-08-18

High energy density redox flow device

#48
20220238893
2022-07-28

Direct carbon fuel cell (DCFC) with molten metal

#49
20220231304
2022-07-21

Gas diffusion layer comprising microporous layer including carbon having partially graphitized structure and radical scavenger additive, and fuel cell employing the same

#50
20220200017
2022-06-23

Gas Diffusion Layer for Fuel Cell, Method of Manufacturing the Same, and Unit Cell for Fuel Cell Including the Same

#51
20220200015
2022-06-23

ELECTRODE, REDOX FLOW BATTERY, METHOD FOR MANUFACTURING ELECTRODE, AND METHOD FOR REGENERATING ELECTRODE

#52
20220123343
2022-04-21

A Mixed-Flow Architecture for a Flow Battery

#53
20220123327
2022-04-21

Hybrid gas diffusion layer for electrochemical cells

#54
20220077476
2022-03-10

Graphitized carbon substrate and gas diffusion layer employing same

#55
20220045340
2022-02-10

Fuel cell separator and manufacturing method for manufacturing fuel cell separator

#56
20220021007
2022-01-20

Carbon substrate comprising carbon fibers unidirectionally aligned, and gas diffusion layer employing same

#57
20210376337
2021-12-02

Manufacturing method for fuel cell

#58
20210320316
2021-10-14

SOLID OXIDE FUEL CELL INTERCONNECT

#59
20210305589
2021-09-30

Layered structure for a fuel cell and method for producing a layered structure of this type

#60
20210242519
2021-08-05

Alkali polysulphide flow battery

#61
20210242472
2021-08-05

Fuel cell gas supply and diffusion layer, fuel cell separator and fuel cell stack

#62
20210184223
2021-06-17

Gas diffusion layer for fuel cell and method for manufacturing the same

#63
20210075031
2021-03-11

FLOW FIELD PLATE FOR ELECTROCHEMICAL FUEL CELLS

#64
20210036288
2021-02-04

PAPER-BASED ALUMINUM-AIR BATTERIES AND BATTERY PACKS FOR PORTABLE APPLICATIONS

#65
20200313212
2020-10-01

pH buffering region in a flow battery rebalancing cell

#66
20200274172
2020-08-27

METHOD OF PRODUCING A CONDUCTIVE FILM

#67
20200161670
2020-05-21

Carbon foam and membrane electrode assembly

#68
20200136149
2020-04-30

Processing apparatus for gas-diffusion layer sheets

#69
20200127306
2020-04-23

GAS DIFFUSION LAYER FOR FUEL CELL, COMPRISING SPUN CARBON NANOFIBER LAYER

#70
20200119381
2020-04-16

GAS DIFFUSION LAYER FOR FUEL CELL, COMPRISING SPUN CARBON NANOFIBER LAYER

#71
20200106111
2020-04-02

Material compositions and methods for porous graphite-polymer composite bipolar plates

#72
20200075985
2020-03-05

Foil-based redox flow battery

#73
20200020960
2020-01-16

Fuel cell with impingement jet flow field

#74
20190393533
2019-12-26

COLLECTOR PLATE AND REDOX FLOW BATTERY

#75
20190379064
2019-12-12

Gas diffusion layer for fuel battery, membrane electrode assembly, and fuel battery

#76
20190355998
2019-11-21

High energy density redox flow device

#77
20190355995
2019-11-21

Catalyst and electrode catalyst layer, membrane electrode assembly, and fuel cell using the catalyst

#78
20190344405
2019-11-14

Bonding jig

#79
20190337860
2019-11-07

Method of making a porous fuel cell component

#80
20190334182
2019-10-31

Bipolar plate for a fuel cell and fuel cell

#81
20190326612
2019-10-24

Method for conveying fuel cell separator material

#82
20190301814
2019-10-03

METALLIZED GRAPHENE FOAM HAVING HIGH THROUGH-PLANE CONDUCTIVITY

#83
20190273267
2019-09-05

Gas diffusion layer

#84
20190252694
2019-08-15

METHOD FOR PRODUCING FUEL CELL MODULE

#85
20190245214
2019-08-08

Method for producing roll-type gas diffusion layer having excellent spreading property

#86
20190237778
2019-08-01

Gas diffusion layer comprising porous carbonaceous film layer for fuel cell

#87
20190214651
2019-07-11

Gas diffusion electrode and fuel cell

#88
20190210345
2019-07-11

Graphene Paper Having High Through-Plane Conductivity and Production Process

#89
20190198906
2019-06-27

Fuel cell catalyst layer, membrane electrode assembly, and fuel cell

#90
20190165384
2019-05-30

Redox flow battery, electrical quantity measurement system, and electrical quantity measurement method

#91
20190148742
2019-05-16

Porous separator including plurality of porous patterns, method for preparing the same, and fuel cell using the same

#92
20190148693
2019-05-16

Method for manufacturing separator for fuel cell

#93
20190123359
2019-04-25

Multilayer structure incorporating a mat of carbon nanotubes as diffusion layer in a PEMFC

#94
20190088965
2019-03-21

Alkaline exchange membrane fuel cells system having a bi-polar plate

#95
20190058206
2019-02-21

REDOX FLOW BATTERY

#96
20190044153
2019-02-07

Carbon sheet, gas diffusion electrode substrate, and fuel cell

#97
20190036129
2019-01-31

CARBON NANOFIBER CATALYST SUBSTRATE PRODUCTION PROCESS

#98
20180375105
2018-12-27

Gas diffusion electrode and fuel cell

#99
20180358629
2018-12-13

Fuel cell electrode and fuel cell using the same

#100
20180339759
2018-11-29

Undersea vehicle and method for operating the same

#101
20180331373
2018-11-15

Bipolar plate and redox flow cell comprising same

#102
20180323456
2018-11-08

Electrochemical cell and method of operation

#103
20180316038
2018-11-01

FLOW BATTERY UTILIZING CAUSTIC WASTE

#104
20180301712
2018-10-18

Carbon sheet, gas diffusion electrode substrate, wound body, and fuel cell

#105
20180301711
2018-10-18

Gas diffusion layer for fuel cell, method for manufacturing said layer, membrane-electrode assembly, and fuel cell

#106
20180301692
2018-10-18

Method of producing an electrode substrate made of carbon fibers

#107
20180269508
2018-09-20

Membrane electrode assembly

#108
20180233758
2018-08-16

Membrane electrode assembly for a fuel cell, and fuel cell

#109
20180226656
2018-08-09

Methods of preparing electrodes having targeted oxygen transport

#110
20180219232
2018-08-02

POROUS METAL BODY, FUEL CELL, AND METHOD FOR PRODUCING POROUS METAL BODY

#111
20180219231
2018-08-02

Fuel cell separator

#112
20180219228
2018-08-02

GAS DIFFUSION ELECTRODE

#113
20180212266
2018-07-26

Redox flow battery

#114
20180205067
2018-07-19

Additive manufactured electrode for flow battery

#115
20180190998
2018-07-05

Electrically conductive ink

#116
20180175402
2018-06-21

Bipolar Plate of A Flow Battery or a Fuel Cell

#117
20180175393
2018-06-21

Gas diffusion layer for fuel cells and method of manufacturing the same

#118
20180159164
2018-06-07

Polar plate for a fuel cell and fuel cell stack

#119
20180159115
2018-06-07

MIXED MATERIAL WITH HIGH EXPANSION RATE FOR PRODUCING POROUS METALLIC SINTERED BODY

#120
20180145342
2018-05-24

FLOW FIELD FOR FUEL CELL INCLUDING GRAPHENE FOAM

#121
20180145341
2018-05-24

COMPONENT FOR FUEL CELL INCLUDING GRAPHENE FOAM AND FUNCTIONING AS FLOW FIELD AND GAS DIFFUSION LAYER

#122
20180114997
2018-04-26

Hydrophobized gas diffusion layers and method of making the same

#123
20180108920
2018-04-19

POROUS ELECTRODE SUBSTRATE AND MANUFACTURING METHOD THEREFOR

#124
20180102556
2018-04-12

Flow batteries having an interfacially bonded bipolar plate-electrode assembly and methods for production and use thereof

#125
20180069245
2018-03-08

Porous carbon electrode substrate, method of manufacturing same, gas diffusion layer, and membrane-electrode assembly for fuel cell

#126
20180019491
2018-01-18

Hydrogen oxidation and generation over carbon films

#127
20170358803
2017-12-14

Magnesium phosphate cement based bipolar plate composite material

#128
20170356094
2017-12-14

GAS PERMEABLE ELECTRODE AND METHOD OF MANUFACTURE

#129
20170352893
2017-12-07

Fuel cell gas diffusion layer made up of a carbon substrate grafted with an aromatic grouping

#130
20170346125
2017-11-30

VANADIUM ACTIVE MATERIAL SOLUTION AND VANADIUM REDOX BATTERY

#131
20170346124
2017-11-30

Polymer electrolyte membrane, electrochemical cell and flow cell comprising same, method for manufacturing polymer electrolyte membrane, and flow cell electrolyte

#132
20170338497
2017-11-23

Porous electrode substrate, membrane-electrode assembly using same, and polymer electrolyte fuel cell using same

#133
20170309928
2017-10-26

Fuel cell stack and method of manufacturing fuel cell stack

#134
20170263949
2017-09-14

Solid polymer fuel cell and separator

#135
20170250414
2017-08-31

METHOD TO PRODUCE A GAS DIFFUSION LAYER AND FUEL CELL COMPRISING A GAS DIFFUSION LAYER

#136
20170244108
2017-08-24

Carbon sheet, gas diffusion electrode substrate and fuel cell

#137
20170240424
2017-08-24

Method of preparing a porous carbon material

#138
20170237079
2017-08-17

Carbon sheet, gas diffusion electrode substrate and fuel cell

#139
20170229718
2017-08-10

Fuel cell module, fuel cell stack, and method for producing fuel cell module

#140
20170222241
2017-08-03

Membrane electrode assembly

#141
20170207470
2017-07-20

Electrochemical cell and method of operation

#142
20170200963
2017-07-13

Proton exchange membrane layers for fuel cells and related applications

#143
20170194657
2017-07-06

Fuel cell separator material and method for manufacturing said material

#144
20170194629
2017-07-06

Cohesive assembly of carbon and its application

#145
20170179510
2017-06-22

Fuel cell and fuel cell system

#146
20170170486
2017-06-15

Fuel cells using vertically free standing graphene and carbon nanosheets

#147
20170162893
2017-06-08

Fuel cell MEA with combined metal gas diffusion layer and microporous layer

#148
20170162881
2017-06-08

MULTI-FUNCTIONAL POROUS CARBON-SUPPORTED MICROPOROUS INORGANIC MEMBRANES FOR REDOX FLOW BATTERIES

#149
20170162880
2017-06-08

Gas diffusion layer for fuel cells and apparatus and method for manufacturing the same

#150
20170149071
2017-05-25

BIPOLAR PLATE FOR A FUEL CELL AND FUEL CELL STACK INCLUDING A FUEL CELL

#151
20170133699
2017-05-11

Membrane electrode assembly, method for manufacturing membrane electrode assembly, fuel cell, and method for manufacturing fuel cell

#152
20170133693
2017-05-11

Resilient flow structures for electrochemical cell

#153
20170117557
2017-04-27

Current collector for fuel cell, and fuel cell

#154
20170110743
2017-04-20

Fuel cell stack

#155
20170110736
2017-04-20

Porous electrode substrate, method for manufacturing same, membrane electrode assembly, polymer electrolyte fuel cell, precursor sheet, and fibrillar fibers

#156
20170110735
2017-04-20

CONDUCTIVE POROUS MATERIAL, POLYMER ELECTROLYTE FUEL CELL, AND METHOD OF MANUFACTURING CONDUCTIVE POROUS MATERIAL

#157
20170062845
2017-03-02

Magnesium phosphate cement based bipolar plate composite material

#158
20170033374
2017-02-02

COATING METHOD OF SEPERATOR FOR FUEL CELL AND SEPERATOR FOR FUEL CELL

#159
20170014780
2017-01-19

Porous carbon films

#160
20170012297
2017-01-12

Gas diffusion electrode substrate, and membrane electrode assembly and fuel cell equipped with same

#161
20170012296
2017-01-12

Gas diffusion electrode substrate

#162
20170012291
2017-01-12

Gas diffusion electrode substrate, and membrane electrode assembly and fuel cell provided therewith

#163
20170005351
2017-01-05

Hydrogen oxidation and generation over carbon films

#164
20160351919
2016-12-01

Gas diffusion substrate

#165
20160344055
2016-11-24

COMPOSITIONS COMPRISING AN OXIDIZER AND WATER, COMPOSITIONS COMPRISING BIOMASS, A BIOMASS-OXIDIZER, AND WATER, AND METHODS OF MAKING AND USING THE SAME

#166
20160336601
2016-11-17

Fuel cell component having multiple pore sizes

#167
20160329586
2016-11-10

FUEL CELL STACK ASSEMBLY AND METHOD OF ASSEMBLY

#168
20160329579
2016-11-10

Integrated gas diffusion layer with sealing function and method of making the same

#169
20160329569
2016-11-10

Lithium ion flow battery

#170
20160322651
2016-11-03

Membrane electrode assembly and methods of making the same

#171
20160322646
2016-11-03

Carbon fiber nonwoven fabric, production method for carbon fiber nonwoven fabric, and nonwoven fabric of carbon fiber precursor fibers

#172
20160315331
2016-10-27

CONDUCTIVE FILM, FUEL CELL-USE GAS DIFFUSION LAYER, FUEL CELL-USE CATALYST LAYER, FUEL CELL-USE ELECTRODE, FUEL CELL-USE MEMBRANE-ELECTRODE ASSEMBLY, AND FUEL CELL

#173
20160315328
2016-10-27

High surface area flow battery electrodes

#174
20160301086
2016-10-13

Positive electrode for air battery, and air battery using the positive electrode

#175
20160301081
2016-10-13

Porous catalyst layer, membrane electrode assembly, and electrochemical cell

#176
20160293964
2016-10-06

Conductive porous layer for batteries and fabrication method for same

#177
20160240867
2016-08-18

Bipolar plate

#178
20160233518
2016-08-11

Method of manufacturing a dry-laid fuel cell precursor substrate and a substrate

#179
20160218375
2016-07-28

High energy density redox flow device

#180
20160204443
2016-07-14

Porous electrode substrate, method for manufacturing same, precursor sheet, membrane electrode assembly, and polymer electrolyte fuel cell

#181
20160199809
2016-07-14

Porous carbon, humidity control adsorbent, adsorption heat pump, and fuel cell

#182
20160197360
2016-07-07

FUEL CELL SEPARATING PLATE AND METHOD OF MANUFACTURING THE SAME

#183
20160197354
2016-07-07

Paste for diffusion layer formation and production method thereof and production method of gas diffusion layer

#184
20160190547
2016-06-30

Electrode substrate made of carbon fibers and method of producing the electrode substrate

#185
20160181626
2016-06-23

Non-aqueous flow cell comprising a polyurethane separator

#186
20160172692
2016-06-16

DIFFUSION MEDIUM FOR USE IN FUEL CELL, FUEL CELL AND METHOD OF MAKING THE DIFFUSION MEDIUM

#187
20160156053
2016-06-02

Fuel cell single cell

#188
20160149227
2016-05-26

Metal gas diffusion layer for fuel cells, and method for manufacturing the same

#189
20160141629
2016-05-19

Gas diffusion electrode and process for making same

#190
20160118669
2016-04-28

Base material for gas diffusion electrode

#191
20160111731
2016-04-21

Fuel cell electrode having nitrogen-doped graphene and passage channel

#192
20160087281
2016-03-24

Catalyst and electrode catalyst layer, membrane electrode assembly, and fuel cell using the catalyst

#193
20160079612
2016-03-17

Carbon Paper With Conducting Polymers And Polyols For Fuel Cell And Preparation Method Thereof

#194
20160064746
2016-03-03

Carbon member, carbon member manufacturing method, redox flow battery and fuel cell

#195
20160064745
2016-03-03

Method For Producing Aqueous Electroconductive Paste for fuel Cell Separator

#196
20160056480
2016-02-25

Porous layer and manufacturing method of the same

#197
20160028097
2016-01-28

Membrane electrode assembly of fuel cell

#198
20160020475
2016-01-21

Mixed-reactant fuel cells with selective electrodes

#199
20160013503
2016-01-14

Gas diffusion layer for fuel cell, fuel cell, and method of manufacturing gas diffusion layer for fuel cell

#200
20150380747
2015-12-31

Phosphoric acid fuel cell component having a polymer impregnated region

#201
20150372332
2015-12-24

Fuel-cell gas diffusion layer, and method of producing same

#202
20150372323
2015-12-24

Fuel cell component having a flap extending from a polymer impregnated region

#203
20150354072
2015-12-10

Barrier layer for corrosion protection in electrochemical devices

#204
20150349367
2015-12-03

Method for producing fuel cell electrode sheet

#205
20150333335
2015-11-19

Flow battery having electrodes with a plurality of different pore sizes and or different layers

#206
20150325859
2015-11-12

Fuel cell with selectively conducting anode

#207
20150303486
2015-10-22

Production method of porous layer material and production method of membrane electrode and gas diffusion layer assembly including porous layer material

#208
20150295252
2015-10-15

Metallic separator for fuel cells and method of manufacturing the metallic separator

#209
20150295251
2015-10-15

Additive manufacturing for fuel cell flow fields

#210
20150280244
2015-10-01

Porous electrode substrate and process for production thereof, porous electrode substrate precursor sheet, membrane-electrode assembly, and polymer electrolyte fuel cell

#211
20150263357
2015-09-17

Fuel cell separator and production method for fuel cell separator

#212
20150263356
2015-09-17

METHOD OF PROCESSING A POROUS ARTICLE

#213
20150244004
2015-08-27

Composition and processing of metallic interconnects for SOFC stacks

#214
20150207151
2015-07-23

Gas diffusion electrode medium for fuel cell

#215
20150200405
2015-07-16

Electrically conductive sheet material

#216
20150194688
2015-07-09

Fuel-cell gas diffusion layer and method of forming the same

#217
20150167200
2015-06-18

Method for producing carbon material using catalyst, and carbon material

#218
20150162623
2015-06-11

Porous medium with increased hydrophobicity and method of manufacturing the same

#219
20150140472
2015-05-21

Composite separator for polymer electrolyte membrane fuel cell and method for manufacturing the same

#220
20150129431
2015-05-14

Gas permeable electrode and method of manufacture

#221
20150118594
2015-04-30

Membrane electrode assemblies

#222
20150099215
2015-04-09

Fuel cell stack with enhanced freeze-thaw durability

#223
20150099208
2015-04-09

Resin-framed membrane electrode assembly for fuel cell

#224
20150086901
2015-03-26

Porous electrode base material, method for manufacturing same, and precursor sheet

#225
20150083311
2015-03-26

Collector member, power generator, and method of manufacturing collector member for power generator

#226
20150072264
2015-03-12

Fuel cell

#227
20150044593
2015-02-12

Polymer electrolyte fuel cell

#228
20150041729
2015-02-12

AQUEOUS ELECTROCONDUCTIVE PASTE FOR FUEL CELL SEPARATOR

#229
20150024301
2015-01-22

Electrolyte film—electrode assembly

#230
20150024300
2015-01-22

Hydrophobized gas diffusion layers and method of making the same

#231
20140377681
2014-12-25

Air-breathing fuel cell and cell stack for the oxidation of ions using oxygen

#232
20140356762
2014-12-04

Integrated gas diffusion layer with sealing function and method of making the same

#233
20140335443
2014-11-13

Fuel cell components and systems having carbon-containing electrically-conductive hollow fibers

#234
20140335436
2014-11-13

Fuel cell

#235
20140329171
2014-11-06

Conductive interconnected porous film and method of production of same

#236
20140329167
2014-11-06

Fuel cell gas diffusion layer and method of manufacturing same

#237
20140329163
2014-11-06

Membrane electrode assembly and fuel cell using the same

#238
20140318696
2014-10-30

Method for producing membrane electrode assembly

#239
20140295315
2014-10-02

Membrane electrode assembly

#240
20140291587
2014-10-02

N-doped carbon materials

#241
20140287337
2014-09-25

Carbon fiber web including polymer nanofibers

#242
20140272664
2014-09-18

Microporous layer for a fuel cell

#243
20140255820
2014-09-11

Proton exchange membrane layers for fuel cells and related applications

#244
20140255819
2014-09-11

Gas diffusion substrate

#245
20140255801
2014-09-11

Electrode and energy store including an electrode

#246
20140255746
2014-09-11

High surface area flow battery electrodes

#247
20140242497
2014-08-28

Composite separator for polymer electrolyte membrane fuel cell and method for manufacturing the same

#248
20140162167
2014-06-12

Gas diffusion layer for fuel cell applications

#249
20140162001
2014-06-12

Carbon nanomaterial

#250
20140154546
2014-06-05

High energy density redox flow device

#251
20140141265
2014-05-22

Graphene-layered structure, method of preparing the same, and transparent electrode and transistor including graphene-layered structure

#252
20140134516
2014-05-15

Gas diffusion layer for fuel cell

#253
20140127606
2014-05-08

Microporous layer sheet for fuel cell and method for producing the same

#254
20140120451
2014-05-01

Gas diffusion layer for fuel cell and method for manufacturing the same

#255
20140113219
2014-04-24

Method for making membrane electrode assembly

#256
20140113217
2014-04-24

Selectively coated bipolar plates for water management and freeze start in PEM fuel cells

#257
20140106257
2014-04-17

Cohesive assembly of carbon and its application

#258
20140099566
2014-04-10

Resilient flow structures for electrochemical cell

#259
20140094572
2014-04-03

Manufacturing methods for the production of carbon materials

#260
20140091033
2014-04-03

Carbon fiber material, carbon fiber material manufacturing method, and material containing the carbon fiber material

#261
20140087272
2014-03-27

Conductive porous layer for batteries and fabrication method for same

#262
20140080011
2014-03-20

Manufacturing method for catalyst electrode, catalyst electrode manufactured by means of method, and battery comprising same

#263
20140038067
2014-02-06

Cathodes for lithium-air battery cells with acid electrolytes

#264
20140011118
2014-01-09

Carbon substrate for gas diffusion layer, gas diffusion layer using the same, and electrode for fuel cell, membrane-electrode assembly and fuel cell comprising the gas diffusion layer

#265
20140011115
2014-01-09

Proton-exchange membrane fuel cell having enhanced performance

#266
20130323620
2013-12-05

Porous electrode substrate, method for manufacturing same, precursor sheet, membrane electrode assembly, and polymer electrolyte fuel cell

#267
20130302714
2013-11-14

Porous electrode substrate, method for manufacturing same, membrane electrode assembly, polymer electrolyte fuel cell, precursor sheet, and fibrillar fibers

#268
20130273454
2013-10-17

Porous electrode substrate, method for producing the same, membrane electrode assembly, and polymer electrolyte fuel cell

#269
20130273446
2013-10-17

Hydrogen oxidation and generation over carbon films

#270
20130266887
2013-10-10

Fuel cell and method for manufacturing the same

#271
20130224626
2013-08-29

Membrane electrode assembly and method for making the same

#272
20130224625
2013-08-29

Porous electrode substrate and process for production thereof, porous electrode substrate precursor sheet, membrane-electrode assembly, and polymer electrolyte fuel cell

#273
20130180912
2013-07-18

Material and applications therefor

#274
20130157171
2013-06-20

Conductive sheet and production method for same

#275
20130157163
2013-06-20

Method for laminating composite sheet using release film, laminate obtained by the method, and release film for use in the method

#276
20130101923
2013-04-25

Solid flow field plate with end turns

#277
20130101906
2013-04-25

Gas diffusion electrode, method of producing same, membrane electrode assembly comprising same and method of producing membrane electrode assembly comprising same

#278
20130078077
2013-03-28

Heat treat configuration for porous carbon-carbon composites

#279
20130061459
2013-03-14

Diffusion layer for an electrochemical device and method for producing such a diffusion layer

#280
20130059226
2013-03-07

Manufacturing method and manufacturing apparatus for gas diffusion layer of fuel cell, and fuel cell

#281
20130059213
2013-03-07

Selectively oxygen-permeable substrate, metal-air battery positive electrode and metal-air battery

#282
20130040228
2013-02-14

Sealing of a membrane electrode assembly

#283
20130040213
2013-02-14

Water control sheet, gas diffusion sheet, membrane-electrode assembly and polymer electrolyte fuel cell

#284
20130034804
2013-02-07

HYBRID POROUS CARBON FIBER AND METHOD FOR FABRICATING THE SAME

#285
20130029247
2013-01-31

Membrane electrode assembly and fuel cell

#286
20130029246
2013-01-31

Polymer electrolyte fuel cell and method for producing the same

#287
20130017472
2013-01-17

Fuel cells, carbon composite structures and methods for manufacturing the same

#288
20130011554
2013-01-10

Potato-shaped graphite particles with low impurity rate at the surface, method for preparing the same

#289
20130008782
2013-01-10

ELECTROCHEMICAL CELL STACK

#290
20120326128
2012-12-27

Graphene-layered structure, method of preparing the same, and transparent electrode and transistor including graphene-layered structure

#291
20120321989
2012-12-20

Membrane/electrode assembly for polymer electrolyte fuel cell and process for producing cathode for polymer electrolyte fuel cell

#292
20120321986
2012-12-20

Roll-good fuel cell fabrication processes, equipment, and articles produced from same

#293
20120301816
2012-11-29

METHOD OF PREPARING CARBON THIN FILM, AND ELECTRONIC DEVICE AND ELECTROCHEMICAL DEVICES EACH INCLUDING THE CARBON THIN FILM

#294
20120301812
2012-11-29

Carbon nanotube and nanofiber film-based membrane electrode assemblies

#295
20120301808
2012-11-29

PERFORMANCE ENHANCING LAYERS FOR FUEL CELLS

#296
20120288618
2012-11-15

Gas diffusion electrode material and production method thereof

#297
20120282540
2012-11-08

Nanowire-based membrane electrode assemblies for fuel cells

#298
20120276335
2012-11-01

Porous medium with increased hydrophobicity and method of manufacturing the same

#299
20120270134
2012-10-25

Fuel cell and method of manufacturing a fuel cell

#300
20120258345
2012-10-11

Flow battery having electrodes with a plurality of different pore sizes and or different layers