ClassID:

213300

H01M4/921 - CPC Classification

Classification description:

Electrodes; Inert electrodes with catalytic activity, e.g. for fuel cells; Selection of catalytic material; Metals of platinum group Alloys or mixtures with metallic elements

Recent Application in this class:
#1
20260149006
2026-05-28

TRIPLE CORE-SHELL CATALYST COMPLEX FOR ELECTROCHEMICAL DEVICE AND METHOD OF MANUFACTURING SAME

#2
20260058178
2026-02-26

BUFFER LAYER AND METHOD FOR MITIGATION OF PHOSPHATE POISONING IN HIGH-TEMPERATURE PROTON EXCHANGE MEMBRANE FUEL CELLS (HT-PEMFC)

#3
20260038846
2026-02-05

CATALYST PARTICLE, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL

#4
20250379238
2025-12-11

NITRIDED TERNARY PLATINUM (Pt) CONTAINING NANOPARTICLE CATALYST FOR FUEL CELLS

#5
20250329754
2025-10-23

Fuel Cell Electrode and Fuel Cell System Including Zirconium-Based Dopants

#6
20250293269
2025-09-18

CATALYTIC NANOMATERIAL, ITS PREPARATION AND USE IN APROTIC ALKALI METAL-GAS BATTERIES

#7
20250293268
2025-09-18

CORE/SHELL CATALYSTS HAVING A PALLADIUM-CORE SURROUNDED BY A PLATINUM-SHELL FOR HIGH TEMPERATURE POLYMER EXCHANGE MEMBRANE FUEL CELLS

#8
20250279441
2025-09-04

PATTERNED CATALYST LAYERS IN FUEL CELLS

#9
20250246641
2025-07-31

SELENIUM-DOPED MAGNETIC COBALT-NICKEL SPINEL FERRITE ELECTROCATALYSTS FOR HYDROGEN EVOLUTION AND METHODS OF PREPARATION THEREOF

#10
20250179668
2025-06-05

PROCESSES FOR FORMING MULTIMETALLIC ALLOY NANOSTRUCTURES

#11
20250167254
2025-05-22

FUEL CELLS HAVING HIGH CAPACITANCE ANODES FOR MITIGATING AIR-AIR START DEGRADATION

#12
20250125379
2025-04-17

CARBON-ENCAPSULATED ALLOY CATALYST, PREPARATION METHOD THEREFOR AND USE THEREOF

#13
20250118768
2025-04-10

RECHARGEABLE ZINC-NITRATE/ETHANOL BATTERY

#14
20250105309
2025-03-27

NITROGEN-DOPED COMPOSITE HAVING HIGH DEGREE OF ORDERING, AND METHOD FOR PRODUCING THE SAME

#15
20250054998
2025-02-13

ELECTROCHEMICAL TREATMENT OF ELECTRODES COMPRISING BIMETALLIC AND TRIMETALLIC CATALYSTS

#16
20250046827
2025-02-06

PHOSPHATE-TOLERANT CORE-SHELL NANOPARTICLES FOR HIGH TEMPERATURE PROTON EXCHANGE MEMBRANE FUEL CELLS AND METHODS FOR MAKING THE SAME

#17
20250030008
2025-01-23

Carbon Supported Electrodes

#18
20250015310
2025-01-09

Rhodium Integration in Solid Oxide Fuel Cell System

#19
20240429402
2024-12-26

4H/FCC HETEROPHASE PLATINUM BASED NANOMATERIAL ON NANOROD FOR ELECTROCATALYTIC ALCOHOL OXIDATION

#20
20240396054
2024-11-28

METHOD FOR PREPARING FUEL CELL CATALYST ELECTRODE AND FUEL CELL CATALYST ELECTRODE PREPARED THEREFROM

#21
20240372113
2024-11-07

TIN-BASED CATALYSTS, THE PREPARATION THEREOF, AND FUEL CELLS USING THE SAME

#22
20240363873
2024-10-31

CORE-SHELL CATALYST FOR OXYGEN REDUCTION REACTION, AND METHOD OF DESIGNING CATALYST

#23
20240304830
2024-09-12

ELECTRODE CATALYST FOR FUEL CELL AND SOLID POLYMER FUEL CELL INCLUDING THE SAME

#24
20240274838
2024-08-15

ELECTROCHEMICAL OXYGEN REDUCTION CATALYST, AIR ELECTRODE, FUEL CELL, AND METAL-AIR CELL

#25
20240234748
2024-07-11

ELECTROCATALYST INK

#26
20240234747
2024-07-11

METHOD FOR PRODUCING CATALYST LAYERS FOR FUEL CELLS

#27
20240222652
2024-07-04

ULTRA-LOW PLATINUM GROUP METAL CONTAINING ANODE ELECTROCATALYSTS FOR ACID MEDIATED PROTON EXCHANGE MEMBRANE FUEL CELLS

#28
20240222651
2024-07-04

OXYGEN EVOLUTION CATALYST HAVING CORE-SHELL STRUCTURE INCLUDING IRIDIUM OXIDE AND RUTHENIUM OXIDE, AND METHOD OF PREPARING SAME

#29
20240194896
2024-06-13

CATALYST FOR FUEL CELL AND METHOD FOR PREPARING THE SAME

#30
20240170687
2024-05-23

CATALYST FOR FUEL CELLS AND A METHOD OF MANUFACTURING THE SAME

#31
20240154131
2024-05-09

CATALYST LAYER FOR FUEL CELL AND MANUFACTURING METHOD THEREFOR, MEMBRANE-ELECTRODE ASSEMBLY AND MANUFACTURING METHOD THEREFOR, AND FUEL CELL

#32
20240136540
2024-04-25

METHOD FOR PRODUCING CATALYST LAYERS FOR FUEL CELLS

#33
20240120504
2024-04-11

ELECTROCHEMICAL CATALYSTS FOR FUEL CELLS AND METHODS OF MAKING AND USING THE SAME

#34
20240105965
2024-03-28

METHOD FOR PRODUCING ELECTRODE CATALYST, METHOD FOR PRODUCING GAS DIFFUSION ELECTRODE, AND METHOD FOR PRODUCING FILM-ELECTRODE JOINT BODY

#35
20240105964
2024-03-28

Electrocatalyst ink

#36
20240088403
2024-03-14

MEMBRANE ELECTRODE ASSEMBLY

#37
20240030472
2024-01-25

MEMBRANE ELECTRODE ASSEMBLY WITH ENHANCED START-UP AND SHUT-DOWN DURABILITY

#38
20240030463
2024-01-25

CATALYST

#39
20240021842
2024-01-18

CATALYST

#40
20240014410
2024-01-11

HIGH-ENTROPY ALLOY FOR HIGH-PERFORMANCE DIRECT ETHANOL FUEL CELLS

#41
20230420695
2023-12-28

CATALYST FOR FUEL CELLS AND METHOD FOR PRODUCING SAME

#42
20230420690
2023-12-28

Methods for producing alpha-keto acid and pyruvic acid

#43
20230411630
2023-12-21

ELECTROCHEMICAL CELL CATALYST LAYERS

#44
20230402619
2023-12-14

METHOD FOR PREPARING PLATINUM ALLOY CATALYST USING OXIDE COATING

#45
20230395818
2023-12-07

Core-shell catalyst for oxygen reduction reaction, and method of designing catalyst

#46
20230387421
2023-11-30

CATALYST SUPPORT MATERIALS FOR ELECTROCHEMICAL SYSTEMS

#47
20230335760
2023-10-19

CATALYST FOR ELECTRODES, COMPOSITION FOR FORMING GAS DIFFUSION ELECTRODE, GAS DIFFUSION ELECTRODE, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL STACK

#48
20230335759
2023-10-19

SUPPORTING BODY AND METHOD FOR PRODUCING SUPPORTING BODY

#49
20230327138
2023-10-12

ENZYMATIC AND DEALLOYED PLATINUM HONEYCOMB SYSTEM

#50
20230307667
2023-09-28

Patterned catalyst layers in fuel cells

#51
20230299306
2023-09-21

Fuel Cell with Porous Metal Foam

#52
20230238542
2023-07-27

Fuel cell limiting co poisoning and poisoning diagnostic process

#53
20230175150
2023-06-08

COMPOSITE COMPRISING PLATINUM-ALKALINE EARTH METAL ALLOY, FUEL CELL AND WATER ELECTROLYZER COMPRISING THE SAME AND MANUFACTURING METHOD THEREOF

#54
20230155140
2023-05-18

METHOD OF PREPARING PLATINUM-BASED ALLOY CATALYST

#55
20230112040
2023-04-13

Platinum-based alloy catalyst materials and computational methods relating thereto

#56
20230105398
2023-04-06

ELECTRODE CATALYST LAYER FOR ELECTROCHEMICAL CELLS, MEMBRANE ELECTRODE ASSEMBLY FOR ELECTROCHEMICAL CELLS, AND ELECTROCHEMICAL CELL

#57
20230091013
2023-03-23

PREPARATION METHOD OF CATALYST SLURRY FOR FUEL CELL MEMBRANE ELECTRODE ASSEMBLY

#58
20230089370
2023-03-23

COST-SAVING MEMBRANE-ELECTRODE ASSEMBLY WITH IMPROVED STABILITY

#59
20230085417
2023-03-16

SUPPORTED METAL CATALYST, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING CARRIER

#60
20230068441
2023-03-02

DURABLE HYBRID ELECTROCATALYSTS FOR FUEL CELLS

#61
20230056498
2023-02-23

Antioxidant for fuel cells to improve durability

#62
20230006218
2023-01-05

PULSED ELECTROCHEMICAL DEPOSITION OF ORDERED INTERMETALLIC CARBON COMPOSITES

#63
20220407100
2022-12-22

MEMBRANE-ELECTRODE ASSEMBLY CAPABLE OF SATISFYING BOTH OF TWO REQUIREMENTS OF EXCELLENT PERFORMANCE AND HIGH DURABILITY, AND FUEL CELL INCLUDING SAME

#64
20220393186
2022-12-08

METHOD FOR CONSTRUCTING STARCH FUEL CELL WITH ANODE

#65
20220384818
2022-12-01

MATERIALS AND METHODS OF MANUFACTURE

#66
20220376268
2022-11-24

HIGH-PERFORMANCE MEMBRANE ELECTRODE UNIT AND THE USE THEREOF IN FUEL CELLS

#67
20220344673
2022-10-27

Catalyst for electrochemical cell and method of manufacturing same

#68
20220328856
2022-10-13

HYDROGEN PUMPING PROTON EXCHANGE MEMBRANE ELECTROCHEMICAL CELL WITH CARBON MONOXIDE TOLERANT ANODE AND METHOD OF MAKING THEREOF

#69
20220311034
2022-09-29

Fuel cell system

#70
20220302467
2022-09-22

METAL-SUPPORTED CATALYST, BATTERY ELECTRODE, AND BATTERY

#71
20220293966
2022-09-15

Fuel cell electrode catalyst, method for selecting the same, and fuel cell including the same

#72
20220288532
2022-09-15

HYDROGEN ISOTOPE CONCENTRATING APPARATUS

#73
20220280931
2022-09-08

Method of manufacturing a supported catalyst and supported catalyst manufactured using same

#74
20220271298
2022-08-25

COATED FUEL CELL CATALYST MATERIALS

#75
20220263099
2022-08-18

Catalyst for fuel cell, method for manufacturing same, and membrane-electrode assembly comprising same

#76
20220263098
2022-08-18

Catalyst support materials for fuel cells

#77
20220255088
2022-08-11

Membrane electrode assembly including anode having hydrogen reducion catalyst and carbon monoxide oxidation catalyst and fuel cell

#78
20220246948
2022-08-04

Single-atom tailoring of platinum nanocatalysts for high-performance multifunctional electrocatalysis

#79
20220246945
2022-08-04

Fibrous electrode material, preparation and application thereof

#80
20220238892
2022-07-28

METHOD FOR PRODUCING ALLOY FINE PARTICLE-SUPPORTED CATALYST, ELECTRODE, FUEL CELL, METHOD FOR PRODUCING ALLOY FINE PARTICLE, ALLOY FINE PARTICLE-SUPPORTED CATALYST, ALLOY FINE PARTICLE, METHOD FOR PRODUCING MEMBRANE ELECTRODE ASSEMBLY, AND METHOD FOR PRODUCING FUEL CELL

#81
20220231306
2022-07-21

Intermetallic catalyst and method for preparing the same

#82
20220223881
2022-07-14

Ternary alloy catalyst and method for preparing the same

#83
20220216484
2022-07-07

CATHODE CATALYST LAYER STRUCTURE FOR ENHANCING DURABILITY OF CATALYST AND FABRICATION METHOD THEREOF

#84
20220209248
2022-06-30

CATALYST FOR FUEL CELL AND METHOD FOR PREPARING THE SAME

#85
20220200015
2022-06-23

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

#86
20220181645
2022-06-09

CATALYST, ELECTRODE, AND METHOD OF PREPARING THE SAME FOR PEM FUEL CELLS

#87
20220181643
2022-06-09

CATALYST FOR A FUEL CELL

#88
20220140354
2022-05-05

FUEL CELL ELECTRODE WITH CATALYSTS GROWN IN SITU ON ORDERED STRUCTURE MICROPOROUS LAYER AND METHOD FOR PREPARING MEMBRANE ELECTRODE ASSEMBLY

#89
20220115675
2022-04-14

Pt—Ni—Ir catalyst for fuel cell

#90
20220115674
2022-04-14

Compositions, systems and methods for producing nanoalloys and/or nanocomposites using tandem laser ablation synthesis in solution-galvanic replacement reaction

#91
20220109162
2022-04-07

Electrode including metal nanoparticles having conductive polymer shell and conductive film and method for manufacturing the same

#92
20220102745
2022-03-31

Membrane electrode assembly with enhanced start-up and shut-down durability

#93
20220059850
2022-02-24

Electrocatalyst including metal core coated with noble metal shell, method of preparation, and fuel cell using the same

#94
20220037673
2022-02-03

METHOD OF TREATING A PLATINUM-ALLOY CATALYST, A TREATED PLATINUM-ALLOY CATALYST, AND DEVICE FOR CARRYING OUT THE METHOD OF TREATING A PLATINUM-ALLOY CATALYST

#95
20220006103
2022-01-06

CATALYST SYSTEM, ELECTRODE AND FUEL CELL OR ELECTROLYZER

#96
20210408555
2021-12-30

Catalyst

#97
20210399322
2021-12-23

Catalyst and method for preparing the same

#98
20210399312
2021-12-23

HIGH STABILITY PLATINUM-BASED ELECTROCHEMICAL CATALYSTS

#99
20210379659
2021-12-09

Process for producing alloy nanoparticles

#100
20210359310
2021-11-18

Catalyst materials for a fuel cell stack

#101
20210351415
2021-11-11

Conductive doped metal oxide catalyst/catalyst supports

#102
20210351414
2021-11-11

Fuel cells and method of manufacturing

#103
20210328230
2021-10-21

Catalyst for solid polymer fuel cell and method for selecting catalyst for solid polymer fuel cell

#104
20210305611
2021-09-30

Antioxidant having high antioxidant capability for fuel cell, and electrolyte membrane and membrane-electrode assembly comprising same

#105
20210288334
2021-09-16

A BIMETALLIC CATALYST AND FUEL FOR USE IN A DIRECT DIMETHYL ETHER FUEL CELL

#106
20210288331
2021-09-16

CATALYST SYSTEM, ELECTRODE, AND FUEL CELL OR ELECTROLYZER

#107
20210275993
2021-09-09

PROCESS FOR PRODUCING A CATALYST COMPRISING AN INTERMETALLIC COMPOUND AND A CATALYST PRODUCED BY THE PROCESS

#108
20210242471
2021-08-05

Catalyst, catalyst layer, membrane-electrode assembly, electrochemical device, and method for producing catalyst

#109
20210226240
2021-07-22

FUEL CELL LIMITING CO POISONING AND POISONING DIAGNOSTIC PROCESS

#110
20210220912
2021-07-22

NANOPARTICLES AND PREPARATION METHOD

#111
20210202956
2021-07-01

Polyelemental catalyst structures for fuel cells

#112
20210194031
2021-06-24

Carbon dioxide-formate redox flow battery system

#113
20210184228
2021-06-17

Electrode catalyst, composition for forming gas diffusion electrode, gas diffusion electrode, membrane electrode assembly and fuel cell stack

#114
20210184227
2021-06-17

Intermetallic L10-NiPtAg catalysts for oxygen reduction reaction

#115
20210184222
2021-06-17

Method of manufacturing electrolyte membrane for fuel cells having improved durability

#116
20210175516
2021-06-10

Method of manufacturing catalyst slurry for fuel cells and method of manufacturing electrode for fuel cells using the same

#117
20210167400
2021-06-03

Membrane electrode assembly and fuel cell comprising core-shell catalyst

#118
20210143443
2021-05-13

Use Of Anode Catalyst Layer

#119
20210143442
2021-05-13

CATALYST FOR FUEL CELL AND MANUFACTURING METHOD THEREOF

#120
20210135248
2021-05-06

IONOMER MEMBRANES FOR FUEL CELLS AND RELATED DEVICES

#121
20210135244
2021-05-06

ELECTROLYTE MEMBRANE FOR MEMBRANE-ELECTRODE ASSEMBLIES CONTAINING CATALYST HAVING POLYHEDRAL FRAMEWORK AND METHOD OF MANUFACTURING THE SAME

#122
20210135242
2021-05-06

Electrolyte membrane for fuel cells including hydrogen peroxide generating catalyst and hydrogen peroxide decomposing catalyst, and method of manufacturing the same

#123
20210126264
2021-04-29

Catalyst for solid polymer fuel cells and method for producing same

#124
20210104752
2021-04-08

CATALYST SUPPORT MATERIALS FOR FUEL CELLS

#125
20210098797
2021-04-01

Cathode catalyst layer of fuel cells, and fuel cell

#126
20210083300
2021-03-18

Laminated catalyst, electrode, membrane electrode assembly, electrochemical cell, stack, fuel cell and water electrolysis reversible device, vehicle, and flying object

#127
20210057758
2021-02-25

Methods for producing alpha-keto acid and pyruvic acid

#128
20210050602
2021-02-18

Transition metal support for catalyst electrode and method of manufacturing same

#129
20210036333
2021-02-04

Method of manufacturing anode dual catalyst for fuel cell for preventing reverse voltage phenomenon and dual catalyst manufactured thereby

#130
20210020955
2021-01-21

Platinum-based alloy catalyst and preparation method therefor, membrane electrode, and fuel cell

#131
20210020954
2021-01-21

Fuel cell catalyst and manufacturing method thereof

#132
20210020953
2021-01-21

Catalyst

#133
20210013522
2021-01-14

Catalyst comprising Pt, Ni, and Cr

#134
20210013521
2021-01-14

CATALYST COMPRISING PT, NI, AND TA

#135
20210013519
2021-01-14

MEMBRANE ELECTRODE ASSEMBLY WITH SUPPORTED METAL OXIDE

#136
20210005900
2021-01-07

Method of generating energy from a hydrazide containing anode fuel, and fuel cell

#137
20200411879
2020-12-31

LOW COST AIR ELECTRODES

#138
20200358108
2020-11-12

Electrode comprising organic functional metal oxide, manufacturing method therefor, membrane-electrode assembly comprising same, and fuel cell comprising membrane-electrode assembly

#139
20200335797
2020-10-22

Catalyst layer for fuel cell, membrane electrode assembly, and fuel cell

#140
20200321629
2020-10-08

Electrode catalyst for fuel cell and method of producing the same, and cathode, anode, and fuel cell including electrode catalyst

#141
20200321622
2020-10-08

Catalyst

#142
20200313214
2020-10-01

Co-electroless deposition methods for formation of methanol fuel cell catalysts

#143
20200313201
2020-10-01

Catalyst

#144
20200303748
2020-09-24

NANOMANUFACTURING OF METALLIC GLASSES FOR ENERGY CONVERSION AND STORAGE

#145
20200298211
2020-09-24

Palladium-ruthenium alloys for electrolyzers

#146
20200259190
2020-08-13

Resin frame equipped membrane electrode assembly and method of producing the same

#147
20200220190
2020-07-09

Catalyst layer composition for improved performance of membrane assembly electrode with ionic liquid

#148
20200179893
2020-06-11

Method and apparatus of preparing catalyst for fuel cell

#149
20200164349
2020-05-28

Carrier powder, method for producing same, carrier metal catalyst, and method for producing same

#150
20200161686
2020-05-21

Multi-metallic electro-catalyst for alkaline exchange membrane fuel cells and method of making same

#151
20200161664
2020-05-21

Method and apparatus for manufacturing core-shell catalyst

#152
20200129973
2020-04-30

Materials plated with precious metals and making and using same

#153
20200127296
2020-04-23

Catalyst composite for fuel cell and method of manufacturing the same

#154
20200119368
2020-04-16

Method of producing stable, active and mass-producible PtNi catalysts through preferential co etching

#155
20200112031
2020-04-09

CASCADE ADSORPTION MECHANISM FOR OVERCOMING ACTIVATION ENERGY BARRIER IN OXYGEN REDUCTION REACTION

#156
20200091495
2020-03-19

Implantable electrode and method for manufacturing

#157
20200058944
2020-02-20

Electrode including metal nanoparticles having conductive polymer shell and conductive film and method for manufacturing the same

#158
20200052309
2020-02-13

Catalyst for solid polymer fuel cells and method for manufacturing the same

#159
20200036014
2020-01-30

Catalyst for solid polymer fuel cell and method for producing same

#160
20200028184
2020-01-23

Method for producing alloy catalyst for fuel cells using silica coating

#161
20200014034
2020-01-09

Composite made of ionic liquid and octahedral Pt—Ni—Cu alloy nanoparticles for oxygen reduction catalysis

#162
20200001303
2020-01-02

SMALL PARTICLE COMPOSITIONS AND ASSOCIATED METHODS

#163
20190379059
2019-12-12

Systems and methods for PTNI nanocages

#164
20190372128
2019-12-05

Systems and methods for scale-up synthesis multi-layered Pt-skin nanoparticle catalysts

#165
20190355995
2019-11-21

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

#166
20190348684
2019-11-14

Catalyst layer for fuel cell and production method therefor

#167
20190341639
2019-11-07

Method and apparatus for forming electrode catalyst layer by electrospray method

#168
20190341624
2019-11-07

Method for preparing a carbon-supported, platinum-cobalt alloy, nanoparticle catalyst

#169
20190336956
2019-11-07

Electrode catalyst, and membrane electrode assembly and fuel cell using electrode catalyst

#170
20190334180
2019-10-31

Compositions, systems and methods for producing nanoalloys and/or nanocomposites using tandem laser ablation synthesis in solution-galvanic replacement reaction

#171
20190280310
2019-09-12

IrRu AND IrPdRu ALLOY CATALYSTS

#172
20190280309
2019-09-12

Pt—Ni—Ir catalyst for fuel cell

#173
20190273265
2019-09-05

PT-NI-IR CATALYST FOR FUEL CELL

#174
20190267638
2019-08-29

Catalyst

#175
20190267637
2019-08-29

Fuel cell and moving body

#176
20190260035
2019-08-22

Nanoporous oxygen reduction catalyst material

#177
20190237771
2019-08-01

Catalyst layer material and membrane electrode assembly including same

#178
20190207228
2019-07-04

Tin-based catalysts, the preparation thereof, and fuel cells using the same

#179
20190198901
2019-06-27

Fuel cell system and method of providing surfactant fuel bubbles

#180
20190190033
2019-06-20

HIGH PERFORMANCE PLATINUM-BASED ELECTROCHEMICAL CATALYSTS

#181
20190157688
2019-05-23

Method for producing electrode catalyst, and electrode catalyst

#182
20190157686
2019-05-23

Method for producing a supported catalyst material for a fuel cell

#183
20190088966
2019-03-21

Catalyst and method for preparing the same

#184
20190051910
2019-02-14

ELECTRODE CATALYST, COMPOSITION FOR FORMING GAS DIFFUSION ELECTRODE, GAS DIFFUSION ELECTRODE, MEMBRANE-ELECTRODE ASSEMBLY, AND FUEL CELL STACK

#185
20190036129
2019-01-31

CARBON NANOFIBER CATALYST SUBSTRATE PRODUCTION PROCESS

#186
20190036128
2019-01-31

Catalyst

#187
20180366758
2018-12-20

High-power redox flow battery based on the Cr/Crredox couple and its mediated regeneration

#188
20180316023
2018-11-01

Method of producing stable, active and mass-producible PtNi catalysts through preferential co etching

#189
20180287237
2018-10-04

Metal-Air Battery

#190
20180277856
2018-09-27

Catalyst particle, and electrode catalyst, electrolyte membrane-electrode assembly, and fuel cell using the same

#191
20180269507
2018-09-20

NANOFIBER MATS, MAKING METHODS AND APPLICATIONS OF SAME

#192
20180269492
2018-09-20

Method for producing catalyst ink, and catalyst composite

#193
20180261870
2018-09-13

Rechargeable electrochemical device for producing electric energy

#194
20180261852
2018-09-13

Fuel cell electrode having increased oxygen concentration and methods of preparing electrode

#195
20180254489
2018-09-06

PEMFC electrode mudcrack mitigation at low Pt loading

#196
20180254488
2018-09-06

Electrocatalysts on carbonitride matrices

#197
20180248200
2018-08-30

Catalyst particles, and electrode catalyst, electrolyte membrane-electrode assembly, and fuel cell using catalyst particles

#198
20180248199
2018-08-30

METHOD FOR MANUFACTURING METAL NANOPARTICLES, METHOD FOR MANUFACTURING METAL NANOPARTICLE-LOADED CARRIER, AND METAL NANOPARTICLE-LOADED CARRIER

#199
20180241107
2018-08-23

Air-breathing aqueous sulfur rechargeable batteries

#200
20180241059
2018-08-23

Fuel cell membrane electrode assembly (MEA) with hexagonal boron nitride thin film

#201
20180241047
2018-08-23

P/METAL-N-C HYBRID CATALYST

#202
20180226658
2018-08-09

Metal alloy catalysts for fuel cell anodes

#203
20180226657
2018-08-09

PRODUCT CUTTING METHOD

#204
20180205104
2018-07-19

In situ fabricated direct methanol fuel cell (DMFC)

#205
20180198135
2018-07-12

Carrier-nanoparticle complex, preparation method therefor, and membrane electrode assembly including same

#206
20180166707
2018-06-14

RESIN FRAME EQUIPPED MEMBRANE ELECTRODE ASSEMBLY AND METHOD OF PRODUCING THE SAME

#207
20180166695
2018-06-14

TERNARY PLATINUM ALLOY CATALYST

#208
20180159143
2018-06-07

METHOD FOR PRODUCING CRYSTALS COMPRISING FULLERENE MOLECULES AND FULLERENE NANOWHISKER/NANOFIBER NANOTUBES

#209
20180159138
2018-06-07

Method and apparatus for manufacturing core-shell catalyst

#210
20180145338
2018-05-24

Use of an anode catalyst layer

#211
20180131008
2018-05-10

Nitrogen-functionalized platinum-iridium electrocatalyst

#212
20180123139
2018-05-03

Catalyst for oxygen reduction reaction comprising iridium-based alloy

#213
20180123138
2018-05-03

HIGH PERFORMANCE TRANSITION METAL-DOPED Pt-Ni CATALYSTS

#214
20180062181
2018-03-01

Fuel cell oxidation reduction reaction catalyst

#215
20180047993
2018-02-15

Method for manufacturing platinum catalyst, and fuel cell including the same

#216
20180040903
2018-02-08

Electrode for electrochemical cells and composition thereof

#217
20180034064
2018-02-01

SHAPE CONTROLLED PALLADIUM AND PALLADIUM ALLOY NANOPARTICLE CATALYST

#218
20180013158
2018-01-11

Electrode catalyst, composition for forming gas diffusion electrode, gas diffusion electrode, membrane-electrode assembly, fuel cell stack, method for producing electrode catalyst, and composite particle

#219
20180006313
2018-01-04

CARBON SUPPORTED CATALYST COMPRISING A MODIFIER AND PROCESS FOR PREPARING THE CARBON SUPPORTED CATALYST

#220
20180006312
2018-01-04

Fuel cell electrode catalyst, production method thereof, and fuel cell

#221
20170338503
2017-11-23

Method for controlling a fuel cell and associated fuel cell system

#222
20170338495
2017-11-23

Fuel cell electrode catalyst and method for producing the same

#223
20170331117
2017-11-16

Core-shell fuel cell electrodes

#224
20170296997
2017-10-19

Compositions, systems and methods for producing nanoalloys and/or nanocomposites using tandem laser ablation synthesis in solution-galvanic replacement reaction

#225
20170271697
2017-09-21

MEMBRANE ELECTRODE ASSEMBLY, AND ELECTROCHEMICAL CELL AND ELECTROCHEMICAL STACK USING SAME

#226
20170263942
2017-09-14

Nickel-based catalyst for fuel cell

#227
20170263941
2017-09-14

Fuel cell including a carrier-metal nanoparticle complex and method of manufacturing same

#228
20170263940
2017-09-14

Metal-doped graphene and growth method of the same

#229
20170250410
2017-08-31

Noble metal-based electrocatalyst and method of treating a noble metal-based electrocatalyst

#230
20170250409
2017-08-31

Alloy electrode catalyst and fuel cell using the same

#231
20170244112
2017-08-24

High activity Pt—Bi catalyst for dimethyl ether electro-oxidation

#232
20170244111
2017-08-24

Method for producing core-shell catalyst

#233
20170229713
2017-08-10

Method for producing core-shell catalyst

#234
20170216824
2017-08-03

Method for preparing nanoparticles supported on hydrophobic carrier, and nanoparticles supported on carrier, prepared thereby

#235
20170209850
2017-07-27

Method for producing core-shell catalyst

#236
20170207463
2017-07-20

Method for producing fuel cell catalyst layer

#237
20170200956
2017-07-13

ELECTRODE CATALYST FOR FUEL CELL AND METHOD OF PRODUCING ELECTRODE CATALYST FOR FUEL CELL

#238
20170187046
2017-06-29

Electrochemical energy conversion device and method of electrochemical energy conversion

#239
20170155157
2017-06-01

OXYGEN REDUCTION CATALYST

#240
20170152439
2017-06-01

Nanoparticles, Nanosponges, Methods of Synthesis, and Methods of Use

#241
20170141406
2017-05-18

Cathode design for electrochemical cells

#242
20170125821
2017-05-04

ANODE CATALYST LAYER FOR USE IN A PROTON EXCHANGE MEMBRANE FUEL CELL

#243
20170117556
2017-04-27

Corrosion-resistant catalyst

#244
20170107479
2017-04-20

Methane oxidation methods and compositions

#245
20170098843
2017-04-06

MEMBRANELESS DIRECT LIQUID FUEL CELLS

#246
20170077523
2017-03-16

Nanotubular intermetallic compound catalyst for positive electrode of lithium air battery and method of preparing the same

#247
20170037494
2017-02-09

Synthesis of Au-induced structurally ordered AuPdCo intermetallic core-shell nanoparticles and their use as oxygen reduction catalysts

#248
20170036193
2017-02-09

Highly dispersed metal catalyst and related methods

#249
20170025698
2017-01-26

Redox flow battery

#250
20170012295
2017-01-12

Electrode catalyst for fuel cell, method for producing the same, and polymer electrolyte fuel cell using the same

#251
20170007986
2017-01-12

Compositions of nanoparticles on solid surfaces

#252
20160365597
2016-12-15

Electrocatalysts, and fuel cells containing them

#253
20160359173
2016-12-08

Method for producing core-shell catalyst particles

#254
20160359172
2016-12-08

Method for producing fuel cell electrode catalyst

#255
20160351918
2016-12-01

CNT sheet substrates and transition metals deposited on same

#256
20160344038
2016-11-24

Carbon-supported catalyst

#257
20160315329
2016-10-27

Alloys as cathode materials for lithium-air batteries

#258
20160301085
2016-10-13

Fuel cell and method for manufacturing same

#259
20160293969
2016-10-06

Ultrathin, ternary alloy PtRuFe nanowires, and methods of making same

#260
20160293968
2016-10-06

ULTRATHIN ONE-DIMENSIONAL BINARY PALLADIUM NANOSTRUCTURES AND METHODS OF MAKING SAME

#261
20160293963
2016-10-06

OXYGEN-VANADIUM REDOX FLOW BATTERY WITH VANADIUM ELECTROLYTE HAVING CARBON PARTICLES DISPERSED THEREIN

#262
20160268609
2016-09-15

Composition, method of preparing the composition, electrode including the composition, and fuel cell including the electrode

#263
20160233516
2016-08-11

Production method of electrode catalyst, electrode catalyst, composition for forming gas diffusion electrode, gas diffusion electrode, membrane-electrode assembly (MEA), and fuel cell stack

#264
20160226078
2016-08-04

Production method of electrode catalyst, electrode catalyst, composition for forming gas diffusion electrode, gas diffusion electrode, membrane-electrode assembly (MEA), and fuel cell stack

#265
20160226073
2016-08-04

PtCu and PtNi Electrocatalysts Doped with Iodine

#266
20160211530
2016-07-21

Caged nanoparticle electrocatalyst with high stability and gas transport property

#267
20160204449
2016-07-14

MODIFIED BIMETALLIC NANOPARTICLE AND A PROCESS TO PREPARE THE SAME

#268
20160204448
2016-07-14

Hollow metal particles, electrode catalyst including same, electrochemical battery including the electrode catalyst, and method of manufacturing hollow metal particles

#269
20160197358
2016-07-07

Catalyst particle, and electrode catalyst, electrolyte membrane-electrode assembly, and fuel cell using the same

#270
20160190605
2016-06-30

Process for producing catalyst carrier, process for producing composite catalyst, composite catalyst, and fuel cell using same

#271
20160190602
2016-06-30

Catalyst for solid polymer fuel cells and method for producing same

#272
20160156043
2016-06-02

Fuel cell and method of manufacturing same

#273
20160156041
2016-06-02

Cell materials variation in SOFC stacks to address thermal gradients in all planes

#274
20160141632
2016-05-19

CATALYST PROPERTY CONTROL WITH INTERMIXED INORGANICS

#275
20160126562
2016-05-05

Platinum nickel nanowires as oxygen reducing electrocatalysts and methods of making the same

#276
20160126561
2016-05-05

USE OF AN ANODE CATALYST LAYER

#277
20160126560
2016-05-05

Fuel cell electrode catalyst and method for activating catalyst

#278
20160118671
2016-04-28

Cathode electrocatalyst and fuel cell

#279
20160104898
2016-04-14

CATALYST

#280
20160099473
2016-04-07

CATALYST PARTICLE, SUPPORT-TYPE CATALYST PARTICLE, AND USES THEREOF

#281
20160099472
2016-04-07

Metal Alloy Catalysts for Fuel Cell Anodes

#282
20160093894
2016-03-31

FUEL CELL AND MOVING BODY

#283
20160093891
2016-03-31

CERIUM OXIDE MODIFIED ORDERED MESOPOROUS CARBON CATALYST FOR FORMIC ACID OXIDATION IN DIRECT FORMIC ACID FUEL CELLS

#284
20160087281
2016-03-24

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

#285
20160079607
2016-03-17

Method for producing fine catalyst particle and fuel cell comprising fine catalyst particle produced by the production method

#286
20160077035
2016-03-17

Electrode for electrochemical measurement, electrolysis cell for electrochemical measurement, analyzer for electrochemical measurement, and methods for producing same

#287
20160068973
2016-03-10

Alloy Catalyst Material

#288
20160064744
2016-03-03

CATALYST AND ELECTRODE CATALYST LAYER FOR FUEL CELL HAVING THE CATALYST

#289
20160036108
2016-02-04

Bi-metallic nanoparticles as cathode electrocatalysts

#290
20160028093
2016-01-28

Oxygen reduction reaction catalyst having a non-conductive substrate

#291
20160013495
2016-01-14

Catalyst for solid polymer fuel cell and method for manufacturing the same

#292
20160006041
2016-01-07

Carbon monoxide-tolerant anode catalyst layer and methods of use thereof in proton exchange membrane fuel cells

#293
20150380758
2015-12-31

Co-tolerant catalyst for PAFC

#294
20150380741
2015-12-31

Active support for cathode catalysts

#295
20150376803
2015-12-31

Gas Diffusion Electrodes and Methods for Fabricating and Testing Same

#296
20150372315
2015-12-24

Use of an anode catalyst layer

#297
20150372314
2015-12-24

Catalyst for solid polymer fuel cell and method for manufacturing the same

#298
20150364772
2015-12-17

METHOD TO PREPARE ALLOYS OF PLATINUM-GROUP METALS AND EARLY TRANSITION METALS

#299
20150349362
2015-12-03

Protective and precipitation layers for PEM fuel cell

#300
20150340708
2015-11-26

Process for preparing nanoparticles of a catalyst for cathodic reduction of dioxygen in the presence of methanol