ClassID:

213407

H01M8/0265 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof; Details; Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant the reactant or coolant channels having varying cross sections

Recent Application in this class:
#1
20260155404
2026-06-04

SEPARATOR FOR FUEL CELLS

#2
20260045523
2026-02-12

SEPARATOR FOR FUEL CELL

#3
20260005267
2026-01-01

FUEL CELL BIPOLAR PLATE FLOW FIELD CONFIGURATIONS FOR IMPROVING MASS TRANSPORT

#4
20250391890
2025-12-25

BIPOLAR PLATE, BIPOLAR PLATE ASSEMBLY, AND FUEL CELL UNIT

#5
20250349868
2025-11-13

FLOW CHANNEL PLATE AND ELECTROCHEMICAL CELL

#6
20250349867
2025-11-13

FLOW BATTERY CELL AND METAL-AIR FLOW BATTERY CELL

#7
20250343251
2025-11-06

SEPARATOR PLATE FOR AN ELECTROCHEMICAL SYSTEM

#8
20250300196
2025-09-25

SEPARATOR FOR FUEL CELL AND SINGLE CELL FOR FUEL CELL

#9
20250246646
2025-07-31

FUEL CELL STACK

#10
20250219122
2025-07-03

COMPACT FUEL CELL MODULES AND ASSEMBLIES

#11
20250210673
2025-06-26

SEPARATOR PLATE FOR AN ELECTROCHEMICAL SYSTEM AND ELECTROCHEMICAL SYSTEM

#12
20250174688
2025-05-29

HYDROGEN RECIRCULATION VENTURI ARRAY FOR OPTIMIZED H2 UTILIZATION

#13
20250174680
2025-05-29

Bipolar plate for an electrochemical unit of an electrochemical device and electrochemical device

#14
20250163587
2025-05-22

Reactant Flow Channels For Electrolyzer Applications

#15
20250087718
2025-03-13

BIPOLAR PLATE COMPRISING SURFACE-TREATED FLOW CHANNELS

#16
20250079478
2025-03-06

BIPOLAR PLATE WITH AT LEAST ONE LAYER AND AT LEAST ONE INSERT

#17
20250062370
2025-02-20

BIPOLAR PLATE FOR A FUEL CELL STACK

#18
20250038242
2025-01-30

METHOD OF MAKING A FUEL CELL STACK WITH STRESS REDUCING SEALS

#19
20250030012
2025-01-23

FUEL CELL INTERCONNECT OPTIMIZED FOR OPERATION IN HYDROGEN FUEL

#20
20250023065
2025-01-16

SEPARATOR FOR FUEL CELL

#21
20240405231
2024-12-05

SYSTEMS AND METHODS FOR A FLOW FIELD PLATE DESIGN FOR POLYMER-ELECTROLYTE-MEMBRANE FUEL CELLS

#22
20240387839
2024-11-21

Fuel Cell and corresponding Method for Manufacturing Fuel Cell

#23
20240372115
2024-11-07

FLOW FIELD PLATE AND METHOD FOR OPERATING A FLOW FIELD PLATE

#24
20240332561
2024-10-03

FUEL CELL INTERCONNECT INCLUDING FUEL CHANNELS HAVING DIFFERENT CROSS-SECTIONAL AREAS

#25
20240304834
2024-09-12

FUEL CELL STACK

#26
20240304833
2024-09-12

FUEL CELL STACK

#27
20240294264
2024-09-05

AIRCRAFT HAVING A FUEL CELL AND METHOD FOR OPERATING A FUEL CELL OF AN AIRCRAFT

#28
20240243303
2024-07-18

NON-UNIFORM REACTANT CHANNELS IN BIPOLAR PLATES FOR FUEL CELLS

#29
20240234752
2024-07-11

BIPOLAR PLATE FOR FUEL CELL

#30
20240170691
2024-05-23

BIPOLAR PLATES WITH FLOW CHANNELS FOR DIRECT DIFFUSION LAYER REACTANT INJECTION

#31
20240136545
2024-04-25

Bipolar plate for fuel cell

#32
20240105968
2024-03-28

FUEL CELL ASSEMBLIES WITH FUEL CELL PLATES WITH REDUCED AND/OR ELIMINATED TRANSITION REGIONS

#33
20240088408
2024-03-14

CORRALLED AIR INFLOW MANIFOLD

#34
20240039012
2024-02-01

DISCRETE MICROCHANNELS AND MICROSTRUCTURES EMBEDDED IN METAL FOAM GAS DIFFUSION LAYER FOR PEM FUEL CELLS

#35
20240014412
2024-01-11

SEPARATOR MODULE FOR FUEL CELLS AND UNIT CELL FOR FUEL CELLS INCLUDING THE SAME

#36
20240006627
2024-01-04

DISTRIBUTOR PLATE FOR AN ELECTROCHEMICAL CELL, METHOD FOR PRODUCING THE DISTRIBUTOR PLATE, ELECTROCHEMICAL CELL, AND METHOD FOR OPERATING THE ELECTROCHEMICAL CELL

#37
20230420702
2023-12-28

Leaf vein flow channel bionic air-cooled fuel cell module supporting lung air intake and implementation method thereof

#38
20230387443
2023-11-30

Fuel Cell Assemblies with Improved Contact Pressure Distribution

#39
20230378486
2023-11-23

BIPOLAR PLATE WITH MEDIA REGULATION AND FUEL CELL STACK

#40
20230327145
2023-10-12

FUEL CELL

#41
20230299310
2023-09-21

BIPOLAR PLATE, FUEL CELL SYSTEM, AND METHOD FOR MANUFACTURING A BIPOLAR PLATE

#42
20230268521
2023-08-24

BIPOLAR PLATE AND FUEL CELL STACK

#43
20230253579
2023-08-10

BIPOLAR PLATE WITH INSERTABLE DIAPHRAGM AND FUEL CELL STACK

#44
20230246205
2023-08-03

BIPOLAR PLATE

#45
20230197985
2023-06-22

Separator unit for fuel cell and unit cell for fuel cell including same

#46
20230197980
2023-06-22

FUEL CELL STRUCTURE, FUEL CELL STACK, AND MOTOR VEHICLE HAVING A FUEL CELL DEVICE

#47
20230187660
2023-06-15

PLATE DEVICE FOR A FUEL STACK AND FUEL CELL DEVICE COMPRISING THE SAME

#48
20230178760
2023-06-08

SEPARATOR PLATE WITH WELD SECTIONS

#49
20230155143
2023-05-18

Fuel cell interconnect optimized for operation in hydrogen fuel

#50
20230083155
2023-03-16

Fuel Cell Flow Channels and Flow Fields

#51
20230082620
2023-03-16

Fuel cell bipolar plate flow field having hybrid interwoven channel pattern

#52
20230073323
2023-03-09

FUEL CELL SYSTEM ASSEMBLY

#53
20230066147
2023-03-02

SEPARATOR FOR FUEL CELL

#54
20230047374
2023-02-16

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

#55
20230038586
2023-02-09

FUEL CELL SEPARATOR

#56
20230034374
2023-02-02

Fuel cell separator

#57
20230025359
2023-01-26

SINGLE CORRUGATED FUEL CELL AND CELL STACK

#58
20220302473
2022-09-22

Fuel cell stack

#59
20220278347
2022-09-01

Compact fuel cell modules and assemblies

#60
20220278339
2022-09-01

Fuel cell stack

#61
20220255090
2022-08-11

Fuel cell stack

#62
20220238904
2022-07-28

REDOX FLOW BATTERY

#63
20220093939
2022-03-24

Fuel cell component including scale-accommodating flow channels

#64
20220052356
2022-02-17

Bipolar plate of polymer electrolyte membrane fuel cell

#65
20220037685
2022-02-03

Fuel cell and fuel cell system for an aircraft

#66
20220013793
2022-01-13

FUEL CELL METAL SEPARATOR AND POWER GENERATION CELL

#67
20210384529
2021-12-09

Bipolar plate with improved temperature distribution

#68
20210313594
2021-10-07

GAS FLOW PATH STRUCTURE, SUPPORT PLATE AND FUEL CELL

#69
20210310135
2021-10-07

Reactant flow channels for electrolyzer applications

#70
20210296660
2021-09-23

BIPOLAR PLATE OF FUEL CELL AND METHOD FOR MANUFACTURING THE SAME

#71
20210273242
2021-09-02

Interconnect for fuel cell stack

#72
20210202962
2021-07-01

Fuel cell flow field design for thermal management

#73
20210135253
2021-05-06

Unit cell for fuel cell

#74
20210083303
2021-03-18

FLOW FIELD PLATE FOR FUEL CELL

#75
20210057766
2021-02-25

Fuel cell cooler plate

#76
20210043948
2021-02-11

FUEL CELL, CELL UNIT THEREOF, AND CELL STACK STRUCTURE BODY

#77
20210020962
2021-01-21

Bipolar plate for fuel cell

#78
20210020959
2021-01-21

Bipolar plate with undulating channels

#79
20200350601
2020-11-05

Bipolar plate, fuel cell, and motor vehicle

#80
20200328432
2020-10-15

Fuel Cell Components, Stacks and Modular Fuel Cell Systems

#81
20200313202
2020-10-01

Bipolar plate with improved flow distribution for a fuel cell

#82
20200259188
2020-08-13

Fuel cell flow channels and flow fields

#83
20200251753
2020-08-06

Electrochemical reaction unit and electrochemical reaction cell stack

#84
20200153000
2020-05-14

Separator plate for an electrochemical system

#85
20200144655
2020-05-07

Fuel cell, fuel cell mounted device, and method of manufacturing fuel cell

#86
20200006789
2020-01-02

Fuel cell and cell stack device

#87
20190372133
2019-12-05

FLOW FIELD PLATE FOR A FUEL CELL, AND FUEL CELL

#88
20190273270
2019-09-05

Checking method of resin-framed membrane electrode assembly

#89
20190237789
2019-08-01

Fuel cell with improved durability

#90
20190229348
2019-07-25

Separator for fuel cell and fuel cell using the same

#91
20190229347
2019-07-25

Bipolar plate having a variable width of the reaction gas channels in the inlet region of the active region, fuel-cell stack and fuel-cell system having bipolar plates of this type, as well as a vehicle

#92
20190221867
2019-07-18

Electrochemical cells with improved fluid flow design

#93
20190221864
2019-07-18

Electrochemical cells with improved fluid flow design

#94
20190207234
2019-07-04

Channel plate structure and electrochemical apparatus with the same

#95
20190165405
2019-05-30

Systems, devices, and methods employing electrochemical processing with oxygen as carrier gas

#96
20190165401
2019-05-30

Fuel cell assembly including varied flow resistance

#97
20190157690
2019-05-23

Fuel cell metal separator and fuel cell

#98
20190140289
2019-05-09

Fuel cell components, stacks and modular fuel cell systems

#99
20190131636
2019-05-02

Bipolar plate which has reactant gas channels with variable cross-sectional areas, fuel cell stack, and vehicle comprising such a fuel cell stack

#100
20190097246
2019-03-28

Flow-guiding plate for a fuel cell

#101
20190088972
2019-03-21

ELECTRODE AND ELECTROLYTE-CIRCULATING BATTERY

#102
20190088956
2019-03-21

Separator plate for an electrochemical system

#103
20190027772
2019-01-24

Power generation cell

#104
20190020041
2019-01-17

Fuel cell flow field design for thermal management

#105
20180331374
2018-11-15

Fuel cell stack having bipolar plates, and fuel cell system

#106
20180323448
2018-11-08

Interconnector-electrochemical reaction unit cell composite body, electrochemical reaction cell stack, and method of manufacturing interconnector-electrochemical reaction unit cell composite body

#107
20180269497
2018-09-20

Separator plate for an electrochemical system

#108
20180248204
2018-08-30

Bipolar plate and a fuel cell stack comprising same

#109
20180226656
2018-08-09

Methods of preparing electrodes having targeted oxygen transport

#110
20180175406
2018-06-21

Separation plate, manufacturing method therefor, and fuel cell stack comprising same

#111
20180166705
2018-06-14

Fuel cell separator for preventing flooding and fuel cell stack including the same

#112
20180145345
2018-05-24

Separating plate and fuel cell stack including same

#113
20180115007
2018-04-26

Gasket and fuel cell stack

#114
20180114991
2018-04-26

Optimization of tunnel location for uniform contact pressure distribution

#115
20180076469
2018-03-15

Flow field of a fuel cell

#116
20180048012
2018-02-15

Fuel cell stack assembly

#117
20180034084
2018-02-01

Fuel cell stack having improved condensate management

#118
20180019482
2018-01-18

Method and arrangement for distributing reactants into an electrolyzer cell

#119
20180013154
2018-01-11

Bipolar plate and fuel cell comprising a bipolar plate of this type

#120
20170317362
2017-11-02

Fuel cell

#121
20170317358
2017-11-02

Gas channel forming plate for fuel cell and fuel cell stack

#122
20170279132
2017-09-28

Bipolar plate of an electrochemical cell with low thickness

#123
20170237086
2017-08-17

Reactant flow channels for electrolyzer applications

#124
20170237085
2017-08-17

Fuel cell

#125
20170170492
2017-06-15

Flow element and bipolar plate

#126
20170141410
2017-05-18

Fuel cell stack

#127
20170117559
2017-04-27

Fuel cell

#128
20170110745
2017-04-20

Fuel cell

#129
20170110740
2017-04-20

Cooling plates for fuel cells

#130
20170098837
2017-04-06

Determination of a spatial distribution of an electrical production parameter of an electrochemical cell

#131
20170098836
2017-04-06

Fuel cell

#132
20170082696
2017-03-23

Determining of a spatial distribution of the electrical contact resistance of an electrochemical cell

#133
20170062843
2017-03-02

Stainless steel for fuel cell separators

#134
20170054156
2017-02-23

Gas channel forming plate for fuel cell and fuel cell stack

#135
20170033375
2017-02-02

RESIN-FRAMED MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL

#136
20170033373
2017-02-02

Bipolar plate and fuel cell

#137
20160380277
2016-12-29

Separator for fuel cell, fuel cell and method of manufacturing fuel cell

#138
20160336604
2016-11-17

Flow-guiding plate for a fuel cell

#139
20160336603
2016-11-17

Flow-guiding plate for a fuel cell

#140
20160308225
2016-10-20

Method and arrangement for distributing reactants into a fuel cell or into an electrolyzer cell

#141
20160308223
2016-10-20

Method for producing kiss cut fluid flow field plates

#142
20160248104
2016-08-25

Fuel cell separator and fuel cell

#143
20160211533
2016-07-21

Fuel cell stack

#144
20160028094
2016-01-28

Solid oxide fuel cell having longitudinal and lateral channels

#145
20150349354
2015-12-03

Fuel cell stack having a displacement absorbing member disposed in a cooling fluid channel

#146
20150333357
2015-11-19

Fuel cell

#147
20150333341
2015-11-19

Fuel cell

#148
20150318568
2015-11-05

High Specific Energy Aqueous Flow Battery

#149
20150311539
2015-10-29

Bipolar plate and electrochemical cell comprising such a bipolar plate

#150
20150270555
2015-09-24

Formed plate assembly for PEM fuel cell

#151
20150255804
2015-09-10

Fuel cell having a flow distributor

#152
20150214560
2015-07-30

Fuel cell component having selected cooling capacity distribution

#153
20150214558
2015-07-30

Fuel cell component having dimensions selected to maximize a useful area

#154
20150211132
2015-07-30

Reactant flow channels for electrolyzer applications

#155
20150188150
2015-07-02

Serpentine flow field with varying numbers of channel portions

#156
20150180079
2015-06-25

Fuel cell components, stacks and modular fuel cell systems

#157
20150180052
2015-06-25

Fuel cell flow channels and flow fields

#158
20150132680
2015-05-14

Fuel cell

#159
20150086887
2015-03-26

Solid oxide fuel cell system

#160
20140356759
2014-12-04

Fuel cell

#161
20140227630
2014-08-14

Fuel cell separator plates

#162
20140162163
2014-06-12

Fuel cell stack

#163
20140141350
2014-05-22

Fuel cell

#164
20130323623
2013-12-05

Fuel cell fluid channels

#165
20130316263
2013-11-28

Convective flow field for fuel cell stack

#166
20130288151
2013-10-31

Fuel cell

#167
20130115546
2013-05-09

Fuel cell flow field plate having catalyst disposed in microreaction chambers, and method for producing thereof

#168
20130040223
2013-02-14

Fuel cell

#169
20130011762
2013-01-10

DIRECT OXIDATION FUEL CELL

#170
20130008782
2013-01-10

ELECTROCHEMICAL CELL STACK

#171
20120315565
2012-12-13

Fuel cell stack components

#172
20120315556
2012-12-13

Fuel cell reactant inlet humidification

#173
20120301810
2012-11-29

Fuel battery

#174
20120301806
2012-11-29

Separator for fuel cell and fuel cell

#175
20120295179
2012-11-22

SEMI-PASSIVE TYPE FUEL CELL SYSTEM

#176
20120258380
2012-10-11

Polymer electrolyte fuel cell comprising reactant gas channels overlapping a peripheral portion of an electrode

#177
20120244395
2012-09-27

Flow battery with interdigitated flow field

#178
20120148940
2012-06-14

Oxide-ceramic high-temperature fuel cell

#179
20120141900
2012-06-07

Fuel cell system

#180
20120129073
2012-05-24

Fuel cell separator plate

#181
20120115062
2012-05-10

Fuel cell stack components

#182
20120115051
2012-05-10

Fuel cell and gas separator for fuel cell

#183
20120094208
2012-04-19

Fuel cell

#184
20120082915
2012-04-05

Polymer Electrolyte Membrane Fuel Cell

#185
20120040268
2012-02-16

Polymer electrolyte fuel cell and fuel cell stack comprising the same

#186
20120040259
2012-02-16

Fuel cell system including gas exhaust and water flow paths and insulator

#187
20120021324
2012-01-26

Fuel cell

#188
20110281191
2011-11-17

Polymer electrolyte fuel cell, fuel cell stack including the same, fuel cell system, and method for operating fuel cell system

#189
20110269048
2011-11-03

REPEATING UNIT FOR A FUEL CELL STACK

#190
20110262826
2011-10-27

Formed plate assembly for PEM fuel cell

#191
20110229799
2011-09-22

PEM fuel cell stack hydrogen distribution insert

#192
20110207018
2011-08-25

Solid polymer fuel cell

#193
20110200903
2011-08-18

Fuel cell stack with improved resistance to flooding

#194
20110189576
2011-08-04

Fuel cell and fuel cell stack

#195
20110165500
2011-07-07

Fuel cell stack that promotes generally uniform flow therein

#196
20110165493
2011-07-07

Polymer electrolyte fuel cell and fuel cell stack comprising the same

#197
20110159396
2011-06-30

BIPOLAR PLATE FOR A FUEL CELL ARRANGEMENT, IN PARTICULAR FOR PLACEMENT BETWEEN TWO ADJACENT MEMBRANE ELECTRODE ARRANGEMENTS

#198
20110143247
2011-06-16

Fuel cell stack and fuel cell system including the same

#199
20110123898
2011-05-26

Fuel cell

#200
20110123896
2011-05-26

Fuel cell

#201
20110117471
2011-05-19

FUEL CELL DEVICE

#202
20110097648
2011-04-28

Control of a fluid flow in an electrochemical cell

#203
20110070519
2011-03-24

Separating plate of solid oxide fuel cell stack

#204
20110039182
2011-02-17

Fuel cell with fuel gas outlets

#205
20110033775
2011-02-10

Fuel cell separator having reactant gas channels with different cross sections and fuel cell comprising the same

#206
20110033768
2011-02-10

Fuel cell separator having reactant gas channels with different cross sections and fuel cell comprising the same

#207
20100323262
2010-12-23

Reactant delivery to a reactive surface in a channel

#208
20100310957
2010-12-09

Fuel cell with buffer-defined flow fields

#209
20100304261
2010-12-02

Fuel cell design with an integrated heat exchanger and gas humidification unit

#210
20100297516
2010-11-25

Assembly of bifurcation and trifurcation bipolar plate to design fuel cell stack

#211
20100285384
2010-11-11

Fuel cell

#212
20100285383
2010-11-11

Flow field unit for a fuel cell stack

#213
20100239931
2010-09-23

Fuel cell

#214
20100227257
2010-09-09

Fuel cell separator and fuel cell including same

#215
20100221633
2010-09-02

Fuel cell stack and fuel cell system

#216
20100209821
2010-08-19

Fuel cell structure and separator plate for use therein

#217
20100209802
2010-08-19

Fuel cell stack components and materials

#218
20100176003
2010-07-15

Separator plates, ion pumps, and hydrogen fuel infrastructure systems and methods for generating hydrogen

#219
20100151348
2010-06-17

Fuel Cell and Method for Manufacturing the Same

#220
20100151342
2010-06-17

TUBULAR FUEL CELL DESIGN WITH IMPROVED CONSTRUCTION AND OPERATING EFFICIENCY

#221
20100104922
2010-04-29

Fuel cell

#222
20100098983
2010-04-22

FUEL CELL PERFORMING ANODE DEAD-END OPERATION WITH IMPROVED WATER MANAGEMENT

#223
20100092811
2010-04-15

Wettable gas diffusion layer for a wet seal in a fuel cell

#224
20100086819
2010-04-08

Polymer electrolyte fuel cell and fuel cell stack including the same

#225
20100081027
2010-04-01

Solid oxide fuel cell and fuel cell stack

#226
20100035122
2010-02-11

Fuel cell and gas separator for fuel cell

#227
20100025385
2010-02-04

FLOW PATH STRUCTURE, PRODUCTION METHOD THEREOF AND FUEL CELL SYSTEM

#228
20100009238
2010-01-14

Fuel cell and separator constituting the same

#229
20100003549
2010-01-07

Fuel cell, fuel cell system, and control method of fuel cell system

#230
20090325036
2009-12-31

Bipolar plate and fuel cell unit

#231
20090325035
2009-12-31

Fuel cell

#232
20090325016
2009-12-31

Fuel cell stack

#233
20090286133
2009-11-19

Bipolar plate with inlet and outlet water management features

#234
20090263698
2009-10-22

FUEL CELL SYSTEM AND FUEL CELL

#235
20090226788
2009-09-10

Flow cell and flow plate having catalyst disposed in microreaction chambers

#236
20090208803
2009-08-20

FLOW FIELD FOR FUEL CELL AND FUEL CELL STACK

#237
20090197134
2009-08-06

Separator plate unit with inclined separating wall having at least one metering point and fuel cell having separator plate unit thereof

#238
20090186253
2009-07-23

Bipolar Plate Design for Passive Low Load Stability

#239
20090181281
2009-07-16

ELECTROCHEMICAL CELL BIPOLAR PLATE

#240
20090169970
2009-07-02

Solid oxide fuel cell and separator

#241
20090169964
2009-07-02

Separator of fuel cell

#242
20090162733
2009-06-25

FLOW FIELD PLATE FOR A FUEL CELL WITH FEATURES TO ENHANCE REACTANT GAS DISTRIBUTION

#243
20090162731
2009-06-25

Plate for fuel cell including feed and discharge channels having three axes of symmetry

#244
20090162727
2009-06-25

Serpentine fuel cell separator with protrusions and fuel cell including the same

#245
20090142646
2009-06-04

DIRECT METHANOL FUEL CELL STACK INCLUDING FLOW RESTRICTOR AND DIRECT METHANOL FUEL CELL INCLUDING THE SAME

#246
20090104506
2009-04-23

Flow field

#247
20090098433
2009-04-16

Solid oxide fuel cell and separator

#248
20090087718
2009-04-02

Separator and fuel cell stack using the same

#249
20090075153
2009-03-19

Fuel cell system

#250
20090071931
2009-03-19

Interconnect supported fuel cell assembly, preform and method of fabrication

#251
20090047565
2009-02-19

FUEL CELL SEPARATOR AND FUEL CELL

#252
20090042083
2009-02-12

Membraneless micro fuel cell

#253
20090042069
2009-02-12

Solid polymer electrolyte fuel cell assembly, fuel cell stack, and method of operating cell assembly

#254
20090023031
2009-01-22

Fuel cell exhibiting enhanced hydrogen distribution density

#255
20090011305
2009-01-08

Fuel cell system and membrane electrode assembly thereof

#256
20080318114
2008-12-25

SEPARATOR FOR FUEL CELL AND ITS MANUFACTURING METHOD AND FUEL CELL STACK USING THE SEPARATOR

#257
20080318111
2008-12-25

FUEL CELL

#258
20080292938
2008-11-27

Fuel cell flow field channel with partially closed end

#259
20080286619
2008-11-20

Flexible bipolar plate

#260
20080280177
2008-11-13

Gas separator for fuel cells and fuel cell equipped with gas separator

#261
20080274390
2008-11-06

Anode electrodes for direct oxidation fuel cells and systems operating with concentrated liquid fuel

#262
20080241618
2008-10-02

FUEL CELL

#263
20080226967
2008-09-18

Bifurcation of flow channels in bipolar plate flowfields

#264
20080213648
2008-09-04

Fuel cell cathode flow field

#265
20080199750
2008-08-21

Unit cell header flow enhancement

#266
20080199738
2008-08-21

Solid oxide fuel cell interconnect

#267
20080193825
2008-08-14

Fuel cell stack components

#268
20080171256
2008-07-17

DIRECT ALCOHOL FUEL CELL

#269
20080171253
2008-07-17

Water removal channel for PEM fuel cell stack headers

#270
20080145741
2008-06-19

Fuel battery cell and fuel cell stack

#271
20080141861
2008-06-19

Device with a channel conducting a flowable medium and a method for removing inclusions

#272
20080057377
2008-03-06

UNIFORM FLOW CHANNEL BOARD FOR FUEL CELL

#273
20080050629
2008-02-28

APPARATUS AND METHOD FOR MANAGING A FLOW OF COOLING MEDIA IN A FUEL CELL STACK

#274
20080038619
2008-02-14

Metallic bipolar plate for fuel cells,and fuel cell comprising the same

#275
20080038609
2008-02-14

Fuel cell having fuel and oxidation gas channels of different cross-sections

#276
20080008916
2008-01-10

Cooling plate having improved flow channels

#277
20070298311
2007-12-27

Fuel cell separator

#278
20070298310
2007-12-27

Fuel cell

#279
20070298308
2007-12-27

Fuel cell and fuel cell separator

#280
20070287047
2007-12-13

Device For Carrying Out A Chemical Reaction

#281
20070275277
2007-11-29

Fuel cell and fuel supply module thereof

#282
20070254205
2007-11-01

POLYMER FUEL CELL AND SEPARATOR

#283
20070243447
2007-10-18

High capacity micro fuel cell system

#284
20070224474
2007-09-27

Gas-inlet pressure adjustment structure for flow field plate of fuel cell stack

#285
20070218331
2007-09-20

Fuel cell stack

#286
20070202383
2007-08-30

Balanced hydrogen feed for a fuel cell

#287
20070190401
2007-08-16

Anode electrodes for direct oxidation fuel cells and systems operating with concentrated liquid fuel

#288
20070178359
2007-08-02

Bipolar plate for fuel cell and fuel cell having the same

#289
20070178341
2007-08-02

Gas channel coating with water-uptake related volume change for influencing gas velocity

#290
20070160893
2007-07-12

Polymer electrolyte fuel cell and separator used in a polymer electrolyte fuel cell

#291
20070154747
2007-07-05

Fuel cell coolant bubble control

#292
20070122682
2007-05-31

Direct oxidation fuel cell

#293
20070111083
2007-05-17

Fuel cell stack having gas discharge passage and drainage passage joined at one end of the stack

#294
20070111082
2007-05-17

Fuel cell

#295
20070111067
2007-05-17

Solid oxide fuel cell with improved gas exhaust

#296
20070111065
2007-05-17

Solid oxide fuel cell device and system

#297
20070105012
2007-05-10

Solid oxide fuel cell device and system, method of using and method of making

#298
20070105003
2007-05-10

Solid oxide fuel cell device and system

#299
20070105001
2007-05-10

Fuel cell stack

#300
20070105000
2007-05-10

Flow field plate geometries