ClassID:

213406

H01M8/0263 - page 3 - 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 having meandering or serpentine paths

Recent Application in this class:
#601
20060183013
2006-08-17

Fuel cell separator

#602
20060183006
2006-08-17

Method for reducing degradation in a fuel cell

#603
20060172177
2006-08-03

Electromagnetic system with a supply plate

#604
20060163771
2006-07-27

Fuel cell bipolar plates with multiple active areas separated by non-conductive frame header

#605
20060154130
2006-07-13

Fuel cell direct water injection

#606
20060154125
2006-07-13

Stack for fuel cell and fuel cell system with the same

#607
20060147787
2006-07-06

Separator for fuel cell and fuel cell containing the separator

#608
20060147780
2006-07-06

Method for producing separator for fuel cell, separator for fuel cell and fuel cell

#609
20060141328
2006-06-29

Z-axis electrically conducting flow field separator

#610
20060141312
2006-06-29

Fuel cell coolers with inverse flow and condensation zone

#611
20060141303
2006-06-29

Fuel cell apparatus having fuel cell stack and controller, and method of manufacturing same

#612
20060141296
2006-06-29

Fuel cell with polymer-based fuel absorbing member

#613
20060134502
2006-06-22

Bipolar plate for a fuel cell

#614
20060134490
2006-06-22

Multi-element thin-film fuel cell

#615
20060134472
2006-06-22

Summer and winter mode operation of fuel cell stacks

#616
20060127741
2006-06-15

Frame elements for monopolar fuel cell stacks

#617
20060127739
2006-06-15

Plate elements for fuel cell stacks

#618
20060127735
2006-06-15

Membrane based electrochemical cell stacks

#619
20060127724
2006-06-15

Polymer electrolyte fuel cell

#620
20060121331
2006-06-08

Power supply apparatus having plurality of planar fuel cell assemblies connected in stack form

#621
20060116466
2006-06-01

Curable composition, cured product thereof, molded product thereof and use as fuel cell separator

#622
20060115705
2006-06-01

Bipolar plate and direct liquid feed fuel cell stack

#623
20060112553
2006-06-01

Method of making a fuel cell device assembly and frame

#624
20060110651
2006-05-25

Fuel cell having a seal member

#625
20060110650
2006-05-25

Fuel cell stack

#626
20060110649
2006-05-25

Fuel cell stack with dummy cell

#627
20060105223
2006-05-18

Bipolar plate and direct liquid feed fuel cell stack

#628
20060105213
2006-05-18

Separator, fuel cell device, and temperature control method for fuel cell device

#629
20060099481
2006-05-11

Electroconductive polymer coating on electroconductive elements in a fuel cell

#630
20060099470
2006-05-11

Passive restriction pathways in fuel cell water drainage

#631
20060093891
2006-05-04

Flow field design for high fuel utilization fuel cells

#632
20060088755
2006-04-27

Bipolar plate

#633
20060088754
2006-04-27

Fuel cell system

#634
20060078772
2006-04-13

Power supply apparatus with fuel cell assembly

#635
20060078766
2006-04-13

Fuel cell design and control method to facilitate self heating through catalytic combustion of anode exhaust

#636
20060078763
2006-04-13

Electrochemical generator

#637
20060068267
2006-03-30

Membrane electrode assembly with modified catalyst layout

#638
20060068263
2006-03-30

Sealing structure for polymer electrolyte fuel cell

#639
20060068252
2006-03-30

Stack and fuel cell system having the same

#640
20060065520
2006-03-30

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

#641
20060063045
2006-03-23

Fuel cell stack and fuel cell system having the same

#642
20060054269
2006-03-16

Method of manufacturing separator for fuel cell, and method of connecting the separator to electrode diffusion layer

#643
20060053627
2006-03-16

Nitrided bipolar plates

#644
20060051653
2006-03-09

Fuel cell system and stack

#645
20060051625
2006-03-09

Polymer electrolyte fuel cell and stack therefor, and method of manufacturing the same

#646
20060046132
2006-03-02

Fluid flow path for stamped bipolar plate

#647
20060046126
2006-03-02

Fuel cell and information terminal carrying the same

#648
20060046125
2006-03-02

Electrochemical fuel cell elements having improved compression over channels

#649
20060046115
2006-03-02

Fuel cell and fuel cell system

#650
20060040162
2006-02-23

Fuel cell and method for its manufacture

#651
20060035133
2006-02-16

Stamped bridges and plates for reactant delivery for a fuel cell

#652
20060029840
2006-02-09

Nested bipolar plate for fuel cell and method

#653
20060027634
2006-02-09

Roll bonding of bipolar plates

#654
20060024560
2006-02-02

Separator and cell using the same for use in solid polymer electrolyte fuel cell

#655
20060024556
2006-02-02

Cell for solid polymer electrolyte fuel cell with improved gas flow sealing

#656
20060024550
2006-02-02

Stamped PEM fuel cell plate manufacturing

#657
20060019131
2006-01-26

Method for activating fuel cell

#658
20060019129
2006-01-26

Planar fuel cell assembly

#659
20060008695
2006-01-12

Fuel cell with in-cell humidification

#660
20060003220
2006-01-05

Fuel cell with triangular buffers

#661
20060003206
2006-01-05

Fuel cell having coolant inlet and outlet buffers on a first and second side

#662
20050287416
2005-12-29

Polymer electrolyte fuel cell and power generation device

#663
20050277008
2005-12-15

Equalizer channel in fuel cells

#664
20050271926
2005-12-08

Fuel cell and metal separator for fuel cell

#665
20050271910
2005-12-08

Fuel cell stack with even distributing gas manifolds

#666
20050271909
2005-12-08

Flow field plate for use in fuel cells

#667
20050271906
2005-12-08

Integrated switching assemblies for a fuel cell stack

#668
20050266294
2005-12-01

Stack and fuel cell system having the same

#669
20050266286
2005-12-01

Fuel cell stack

#670
20050260482
2005-11-24

Flow field plate arrangement

#671
20050260472
2005-11-24

Branched fluid channels for improved fluid flow through fuel cell

#672
20050255375
2005-11-17

Fuel cell

#673
20050255371
2005-11-17

Fuel cell

#674
20050255366
2005-11-17

Variable active area for fuel cell

#675
20050255365
2005-11-17

Fuel cell

#676
20050255340
2005-11-17

Fuel cell and electronic apparatus with the same mounted thereon

#677
20050252892
2005-11-17

Laser welding of conductive coated metallic bipolar plates

#678
20050249997
2005-11-10

Fuel cell having inner and outer periphery seal members

#679
20050249995
2005-11-10

Fuel cell and fuel cell stack

#680
20050244700
2005-11-03

Hybrid bipolar plate assembly and devices incorporating same

#681
20050244699
2005-11-03

Fuel cell

#682
20050238943
2005-10-27

Fuel cell stack

#683
20050233201
2005-10-20

Polymer electrolyte fuel cell

#684
20050233193
2005-10-20

Fuel cell stack comprising a counterflowing cooling system and a plurality of coolant-collecting ducts located parallel to the axis of the stack

#685
20050227132
2005-10-13

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

#686
20050221159
2005-10-06

Liquid fuel cell

#687
20050221158
2005-10-06

Separator and fuel cell using thereof

#688
20050221154
2005-10-06

Fuel cell reactant flow fields that maximize planform utilization

#689
20050221152
2005-10-06

Flow field plate geometries

#690
20050221149
2005-10-06

Fuel cell stack

#691
20050214627
2005-09-29

Fuel cell and fuel cell stack

#692
20050214626
2005-09-29

Solid polymer fuel cell

#693
20050214625
2005-09-29

Fuel cell system and stack used thereto

#694
20050214622
2005-09-29

Fuel cell

#695
20050214618
2005-09-29

Separator for fuel cell using a metal plate coated with titanium nitride, method for manufacturing the same, and polymer electrolyte membrane fuel cell comprising the separator

#696
20050208364
2005-09-22

Fuel cell having buffer and seal for coolant

#697
20050202305
2005-09-15

Fuel cell apparatus and method of fabrication

#698
20050202303
2005-09-15

Method of fabricating a bipolar plate assembly

#699
20050202295
2005-09-15

Fuel cell system including separator having cooling water flow channels

#700
20050196651
2005-09-08

Fuel cell system and stack used therein

#701
20050191541
2005-09-01

Fuel cell system with flow field capable of removing liquid water from the high-pressure channels

#702
20050191539
2005-09-01

Fuel cell

#703
20050188740
2005-09-01

Press forming apparatus for fuel cell metal separator

#704
20050186465
2005-08-25

Fuel cell system and stack used therein

#705
20050186459
2005-08-25

Fuel cell

#706
20050164064
2005-07-28

Stack of generators and fuel cell system having the same

#707
20050158599
2005-07-21

Fuel cell

#708
20050153184
2005-07-14

Bipolar plate with cross-linked channels

#709
20050147858
2005-07-07

Apparatus for seperation or synthesis of process substances

#710
20050142416
2005-06-30

Fuel cell

#711
20050136317
2005-06-23

Molded multi-part flow field structure

#712
20050136315
2005-06-23

Polymer electrolyte membrane fuel cell and bipolar plate

#713
20050136306
2005-06-23

Fuel cell with separator having a ridge member

#714
20050136303
2005-06-23

Fuel cell system, operating method thereof, program and recording medium

#715
20050136295
2005-06-23

Fuel cells

#716
20050133568
2005-06-23

Bipolar plate fabrication

#717
20050130018
2005-06-16

Fuel cell diffusion layer

#718
20050130017
2005-06-16

Fuel cell plate

#719
20050130013
2005-06-16

Metal separator for fuel cell and method for producing the same

#720
20050130003
2005-06-16

Cooling system for a fuel cell stack

#721
20050129988
2005-06-16

Electrochemical fuel cell stack having a plurality of integrated voltage reversal protection diodes

#722
20050123819
2005-06-09

Fuel cell and method for manufacture thereof

#723
20050123817
2005-06-09

Micro fuel cell system

#724
20050118491
2005-06-02

High specific power, direct methanol fuel cell stack

#725
20050118490
2005-06-02

Fuel cell

#726
20050118488
2005-06-02

Separator for fuel cell and fuel cell therewith

#727
20050118485
2005-06-02

Bipolar plate and electrolyte application

#728
20050115825
2005-06-02

Electrolyzer cell arrangement

#729
20050112445
2005-05-26

PEM fuel cell stack with coated flow distribution network

#730
20050106448
2005-05-19

Fuel cell having stack structure

#731
20050106443
2005-05-19

Electrical interconnect for a fuel cell stack

#732
20050100775
2005-05-12

One piece bipolar plate with spring seals

#733
20050100774
2005-05-12

Novel electrical contact element for a fuel cell

#734
20050100771
2005-05-12

Low contact resistance bonding method for bipolar plates in a pem fuel cell

#735
20050095491
2005-05-05

Fuel cell stack assembly and method of fabrication

#736
20050089598
2005-04-28

Fuel cell separator

#737
20050084734
2005-04-21

Polymer electrolyte fuel cell

#738
20050084730
2005-04-21

Metal separator for fuel cell and its production method

#739
20050079400
2005-04-14

Fuel cell having closure seal

#740
20050074661
2005-04-07

Solid oxide fuel cell stack

#741
20050074652
2005-04-07

Direct liquid feed fuel cell stack

#742
20050069750
2005-03-31

Bipolar plate for a fuel cell

#743
20050069749
2005-03-31

Flow field plate arrangement

#744
20050069744
2005-03-31

Fuel cell

#745
20050064272
2005-03-24

Fuel cell flow field plate

#746
20050064263
2005-03-24

Flow field plate arrangement for a fuel cell

#747
20050058864
2005-03-17

Nested bipolar plate for fuel cell and method

#748
20050048351
2005-03-03

Fuel cell fluid flow field plates

#749
20050048342
2005-03-03

Membrane electrode assembly and fuel cell

#750
20050042497
2005-02-24

Electrochemical fuel cell stack with improved reactant manifolding and sealing

#751
20050042493
2005-02-24

Fuel cell device

#752
20050031936
2005-02-10

Symmetrical flow field plates

#753
20050031934
2005-02-10

Fuel cell with deformable seal members

#754
20050031933
2005-02-10

Adhesive bonds for metalic bipolar plates

#755
20050026024
2005-02-03

Polymer electrolyte fuel cell

#756
20050026021
2005-02-03

Fuel cell

#757
20050026016
2005-02-03

Fuel cell with integral manifold

#758
20050026009
2005-02-03

Polymer electrolyte fuel cell

#759
20050019647
2005-01-27

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

#760
20050019646
2005-01-27

Complementary active-surface feed flow

#761
20050014048
2005-01-20

Flow field pattern for fuel cell stack separator plates

#762
20050014046
2005-01-20

Fuel cell with integrated heat exchanger

#763
20050008913
2005-01-13

Ionic conduction device

#764
20050003260
2005-01-06

Polymer electrolyte fuel cell stack