ClassID:

213407

H01M8/0265 - page 2 - 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:
#301
20070104991
2007-05-10

Solid oxide fuel cell device and system

#302
20070099061
2007-05-03

Semi-passive type fuel cell system

#303
20070092775
2007-04-26

Solid oxide fuel cell and separator

#304
20070082252
2007-04-12

Pressurized coolant for stamped plate fuel cell without diffusion media in the inactive feed region

#305
20070065709
2007-03-22

Method and apparatus for porous catalyst on a fuel cell flow field and high temperature membrane

#306
20070059583
2007-03-15

Fuel cell system

#307
20070009782
2007-01-11

Flow path structure, production method thereof and fuel cell system

#308
20070009781
2007-01-11

Flow field plates for fuel cells

#309
20060292432
2006-12-28

Fuel cell and fuel cell stack having a filter mechanism

#310
20060275644
2006-12-07

Reduction of voltage loss by voltage cycle through the use of specially formed bipolar plates

#311
20060263664
2006-11-23

Reactant management of a wet end cell in a fuel cell stack

#312
20060257704
2006-11-16

Fuel cell

#313
20060246341
2006-11-02

Gas distribution panel for a fuel cell and gas distribution panel containing a fuel cell

#314
20060240308
2006-10-26

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

#315
20060234107
2006-10-19

Fuel cell plates and assemblies

#316
20060216572
2006-09-28

Fuel cell

#317
20060216553
2006-09-28

Fuel cell with bipolar plates having micro channels and its manufacturing method

#318
20060210863
2006-09-21

Direct methanol fuel cell

#319
20060204826
2006-09-14

Geometric feature driven flow equalization in fuel cell stack gas flow separator

#320
20060172163
2006-08-03

Fuel cell stack and fuel cell system having the same

#321
20060154134
2006-07-13

Fuel cell system with carbon monoxide catalyst

#322
20060154133
2006-07-13

Method and apparatus for forming a fuel cell flow field with an electrolyte retaining material

#323
20060154125
2006-07-13

Stack for fuel cell and fuel cell system with the same

#324
20060134509
2006-06-22

Method and apparatus for metal coated silicon fuel cell electrode

#325
20060134503
2006-06-22

Pillared fuel cell electrode system

#326
20060134497
2006-06-22

Manifold system for a fuel cell

#327
20060127708
2006-06-15

Method and apparatus for carbon coated silicon fuel cell electrode

#328
20060127706
2006-06-15

Reactant feed for nested stamped plates for a compact fuel cell

#329
20060110642
2006-05-25

Fuel cell stack

#330
20060105223
2006-05-18

Bipolar plate and direct liquid feed fuel cell stack

#331
20060093891
2006-05-04

Flow field design for high fuel utilization fuel cells

#332
20060088740
2006-04-27

Fuel cell having separator with cell voltage terminal

#333
20060065520
2006-03-30

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

#334
20060054221
2006-03-16

Bipolar plate channel structure with knobs for the improvement of water management in particular on the cathode side of a fuel cell

#335
20060053627
2006-03-16

Nitrided bipolar plates

#336
20060051654
2006-03-09

Bipolar plate having offsets

#337
20060046132
2006-03-02

Fluid flow path for stamped bipolar plate

#338
20060046130
2006-03-02

Flexible bipolar plate

#339
20060046117
2006-03-02

Fuel cell stack having improved cooling structure

#340
20050255367
2005-11-17

Fuel cell, separator unit kit for fuel cell, and fuel cell generating unit kit

#341
20050255364
2005-11-17

Bipolar plate of fuel cell

#342
20050244699
2005-11-03

Fuel cell

#343
20050238943
2005-10-27

Fuel cell stack

#344
20050221161
2005-10-06

Solid oxide fuel cell and separator

#345
20050221152
2005-10-06

Flow field plate geometries

#346
20050214625
2005-09-29

Fuel cell system and stack used thereto

#347
20050158602
2005-07-21

Fuel cell, cell or group of cells belonging to said fuel cell, replacement kit for said fuel cell and method for making same

#348
20050147858
2005-07-07

Apparatus for seperation or synthesis of process substances

#349
20050133364
2005-06-23

Electrolyte support member for high differential pressure electrochemical cell

#350
20050130003
2005-06-16

Cooling system for a fuel cell stack

#351
20050118492
2005-06-02

Fuel-cell reactant delivery and circulation device

#352
20050118489
2005-06-02

Modified gas outlet for improved reactant handling in fuel cell separator plates

#353
20050112445
2005-05-26

PEM fuel cell stack with coated flow distribution network

#354
20050106448
2005-05-19

Fuel cell having stack structure

#355
20050095493
2005-05-05

Fuel cell

#356
20050053810
2005-03-10

Method and system for starting up fuel cell stack at subzero temperatures, and method of designing fuel cell stack

#357
20050048351
2005-03-03

Fuel cell fluid flow field plates

#358
20050042493
2005-02-24

Fuel cell device

#359
20050019647
2005-01-27

Matching of the local area-specific gas flows in PEM fuel cells

#360
20050014048
2005-01-20

Flow field pattern for fuel cell stack separator plates

#361
20050008925
2005-01-13

Fuel cell

#362
20050008921
2005-01-13

Fluid flow plate for fuel cell

#363
17206790
2024-11-05

Method of making a fuel cell stack with stress reducing seals