ClassID:

213393

H01M8/0234 - page 3 - 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:
#601
20070141446
2007-06-21

Fuel cell gas diffusion articles

#602
20070141436
2007-06-21

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

#603
20070141426
2007-06-21

Polybenzoxazine-based compound, electrolyte membrane including the same, and fuel cell employing the electrolyte membrane

#604
20070141405
2007-06-21

METHOD OF MAKING A MEMBRANE ELECTRODE ASSEMBLY COMPRISING A VAPOR BARRIER LAYER, A GAS DIFFUSION LAYER, OR BOTH

#605
20070128498
2007-06-07

Catalyst for cathode of fuel cell, and membrane-electrode assembly for fuel cell

#606
20070128494
2007-06-07

Integrated bipolar plate/diffuser for a proton exchange membrane fuel cell

#607
20070126137
2007-06-07

Method of manufacturing integrated bipolar plate/diffuser components for proton exchange membrane fuel cells

#608
20070122690
2007-05-31

Anode for fuel cell, manufacturing method thereof, and fuel cell including the same

#609
20070122688
2007-05-31

Membrane electrode assembly for fuel cell and fuel cell system including the same

#610
20070122686
2007-05-31

Cathode catalyst for fuel cell, membrane-electrode assembly for fuel cell including same and fuel cell system including same

#611
20070116950
2007-05-24

ELECTROPHORETICALLY DEPOSITED HYDROPHILIC COATINGS FOR FUEL CELL DIFFUSER/CURRENT COLLECTOR

#612
20070111882
2007-05-17

Fuel cell with randomly-dispersed carbon fibers in a backing layer

#613
20070111078
2007-05-17

FUEL CELL BIPOLAR PLATE

#614
20070105008
2007-05-10

Thin film fuel cell assembly

#615
20070105006
2007-05-10

Gas diffusion layer preconditioning for improved performance and operational stability of PEM fuel cells

#616
20070099068
2007-05-03

GAS DIFFUSION ELECTRODE, MEMBRANE-ELECTROLYTE ASSEMBLY, POLYMER ELECTROLYTE FUEL CELL, AND METHODS FOR PRODUCING THESE

#617
20070099054
2007-05-03

Sulfonated-perfluorocyclobutane polyelectrolyte membranes for fuel cells

#618
20070092785
2007-04-26

Fuel cell stack having catalyst coated proton exchange member

#619
20070087260
2007-04-19

Fuel cells with hydrophobic diffusion medium

#620
20070087245
2007-04-19

Multilayer polyelectrolyte membranes for fuel cells

#621
20070087176
2007-04-19

Electrical contact element for a fuel cell having a conductive monoatomic layer coating

#622
20070087120
2007-04-19

Fluid diffusion layers

#623
20070082805
2007-04-12

Electrode base material for fuel cell

#624
20070072056
2007-03-29

Membrane electrode assembly and fuel cell system including the same

#625
20070072048
2007-03-29

Fuel cell

#626
20070071669
2007-03-29

Potatolike shaped graphite particles with low impurity rate at the surface, process for preparing same

#627
20070065712
2007-03-22

Composite porous body, gas diffusion layer member, cell member, and manufacturing method thereof

#628
20070065709
2007-03-22

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

#629
20070065708
2007-03-22

Water blocking layer and wicking reservoir for PEMFC

#630
20070059583
2007-03-15

Fuel cell system

#631
20070059581
2007-03-15

Electrochemical cell component

#632
20070059565
2007-03-15

Microbial fuel cell with flexible substrate and micro-pillar structure

#633
20070048594
2007-03-01

Membrane electrode assembly for fuel cell

#634
20070048577
2007-03-01

SCALABLE MICROBIAL FUEL CELL WITH FLUIDIC AND STACKING CAPABILITIES

#635
20070042901
2007-02-22

Porous body, production method thereof and composite material using the porous body

#636
20070042252
2007-02-22

Solid state, thin film proton exchange membrane for fuel cells

#637
20070042251
2007-02-22

ELECTROCHEMICAL CELL WITH MEMBRANE-ELECTRODE-ASSEMBLY SUPPORT

#638
20070037040
2007-02-15

Fuel cell, fuel cell power source system and electronic devices using the same

#639
20070037037
2007-02-15

Pattern molding of polymeric flow channels for micro fuel cells

#640
20070037036
2007-02-15

Hydrophilic coating for fuel cell bipolar plate and methods of making the same

#641
20070031724
2007-02-08

Fuel cell, fuel cell assembly, and method for manufacturing the fuel cell

#642
20070026288
2007-02-01

Electrochemical cell with flow field member

#643
20070026283
2007-02-01

Proton exchange membrane (PEM) electrochemical cell having an integral, electrically-conductive, resiliently compressible, porous pad

#644
20070015267
2007-01-18

Method for producing composite objects using expanded graphite and vermiculite

#645
20070015042
2007-01-18

Multi-layer diffusion medium substrate

#646
20070015035
2007-01-18

Lightweight direct methanol fuel cell

#647
20070009775
2007-01-11

Fuel cell stack with heat sink element

#648
20060286437
2006-12-21

Polymer electrolyte fuel cell and manufacturing method

#649
20060286429
2006-12-21

Method and apparatus for improved fluid flow within an electrochemical cell

#650
20060286426
2006-12-21

Fuel cell, fuel cell stack, and fuel cell system

#651
20060280980
2006-12-14

Membrane electrode assembly (MEA), method for its manufacturing and a method for preparing a membrane to be assembled in a MEA

#652
20060275639
2006-12-07

Redox fuel cell using methanol

#653
20060257717
2006-11-16

Gas diffusion electrode and method for making same

#654
20060257713
2006-11-16

Porous, electrically conductive fluid distribution plate for fuel cells

#655
20060257712
2006-11-16

Hydrophilic, electrically conductive fluid distribution plate for fuel cell

#656
20060257641
2006-11-16

Electrode substrate for a fuel cell, a method for preparing the same, and a membrane-electrode assembly comprising the same

#657
20060247364
2006-11-02

Conductive polymer, conductive polymer compositions and their use

#658
20060246340
2006-11-02

Sealed fuel cell unit with a proton-exchange membrane

#659
20060240313
2006-10-26

Gas diffusion layer paste, gas diffusion layer, polymer electrolyte fuel cell and method of preparing gas diffusion layer paste

#660
20060240312
2006-10-26

Diffusion media, fuel cells, and fuel cell powered systems

#661
20060233948
2006-10-19

Fuel cell membrane electrode assembly with sealing surfaces

#662
20060231525
2006-10-19

Method for manufacturing porous structure and method for forming pattern

#663
20060229194
2006-10-12

Method for manufacturing polymer electrolyte fuel cell

#664
20060222924
2006-10-05

Prevention of flooding of fuel cell stack

#665
20060222840
2006-10-05

Oxidatively stable microlayers of gas diffusion layers

#666
20060214320
2006-09-28

Carbon fiber paper construction and manufacturing process

#667
20060210861
2006-09-21

Electrode for polymer electrolyte fuel cell, separator therefore, and polymer electrolyte fuel cell, and generating system using them

#668
20060210860
2006-09-21

Separator for fuel cell

#669
20060204833
2006-09-14

Humidity adjusting film

#670
20060204810
2006-09-14

Organic fuel cell methods and apparatus

#671
20060194489
2006-08-31

FUEL CELL GAS DIFFUSION LAYER COATING PROCESS AND TREATED ARTICLE

#672
20060188774
2006-08-24

Nanowire-based membrane electrode assemblies for fuel cells

#673
20060188773
2006-08-24

Process for joining a gas diffusion layer to a separator plate

#674
20060183300
2006-08-17

Porous structures useful as bipolar plates and methods for preparing same

#675
20060180798
2006-08-17

Porous carbon base material, method for preparation thereof, gas-diffusing material film-electrode jointed article, and fuel cell

#676
20060166076
2006-07-27

Constituting part for fuel battery

#677
20060166075
2006-07-27

Flame-resistant acrylic fiber nonwoven fabric, carbon fiber nonwoven fabric, and method for production thereof

#678
20060166074
2006-07-27

Fuel cell electrode assembly

#679
20060159972
2006-07-20

Polymer electrolyte composite film, method for production thereof and use thereof

#680
20060154135
2006-07-13

Fuel cell

#681
20060154134
2006-07-13

Fuel cell system with carbon monoxide catalyst

#682
20060154133
2006-07-13

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

#683
20060147784
2006-07-06

Low- contact-resistance interface structure between separator and carbon material for fuel cell, separator and carbon material used therein, and production method for stainless steel separator for fuel cell

#684
20060147780
2006-07-06

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

#685
20060141339
2006-06-29

Wafer provided with transverse conductors and application to a fuel cell

#686
20060141338
2006-06-29

Direct oxidation fuel cell and system operating on concentrated fuel using low oxidant stoichiometry

#687
20060141297
2006-06-29

Fuel cell

#688
20060141296
2006-06-29

Fuel cell with polymer-based fuel absorbing member

#689
20060141153
2006-06-29

Method for making carbon nanotubes

#690
20060134509
2006-06-22

Method and apparatus for metal coated silicon fuel cell electrode

#691
20060134508
2006-06-22

Direct methanol fuel cell

#692
20060134503
2006-06-22

Pillared fuel cell electrode system

#693
20060134497
2006-06-22

Manifold system for a fuel cell

#694
20060131166
2006-06-22

Proton exchange membrane (PEM) electrochemical cell having an integral, electrically-conductive, resiliently compressible, porous pad

#695
20060127727
2006-06-15

Polymer electrolyte and fuel cell employing the same

#696
20060127708
2006-06-15

Method and apparatus for carbon coated silicon fuel cell electrode

#697
20060115712
2006-06-01

Electrode for fuel cell, fuel cell system comprising the same, and method for preparing the same

#698
20060105231
2006-05-18

Electrochemical cells formed on pleated substrates

#699
20060105227
2006-05-18

Electrode for fuel cell, and membrane-electrode assembly and fuel cell system comprising the same

#700
20060105225
2006-05-18

Membrane-electrode assembly for fuel cell and fuel cell system comprising same

#701
20060105210
2006-05-18

Direct methanol feed fuel cell and system

#702
20060105159
2006-05-18

Gas diffusion medium with microporous bilayer

#703
20060091573
2006-05-04

Gas permeable flexible graphite sheet material and process therefor

#704
20060083971
2006-04-20

Liquid materials for use in electrochemical cells

#705
20060078785
2006-04-13

Liquid feed fuel cell with nested sealing configuration

#706
20060078784
2006-04-13

Gas diffusion electrode and method of making the same

#707
20060054269
2006-03-16

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

#708
20060051655
2006-03-09

Fuel cell, electrode for fuel cell, and method producing them

#709
20060051626
2006-03-09

Fuel cell stack

#710
20060046926
2006-03-02

Diffusion media with microporous layer

#711
20060046133
2006-03-02

Direct methanol feed fuel cell and system

#712
20060035131
2006-02-16

Liquid fuel supply type fuel cell

#713
20060035017
2006-02-16

Untreated diffusion media with mesoporous layer and devices incorporating the same

#714
20060033226
2006-02-16

Processes for producing monolithic porous carbon disks from aromatic organic precursors

#715
20060033225
2006-02-16

Process for producing monolithic porous carbon disks from aromatic organic precursors

#716
20060029859
2006-02-09

Porous diffusion media and bipolar plate assembly with anion exchange resin and devices incorporating same

#717
20060029858
2006-02-09

Diffusion media with hydrophobic and hydrophilic properties

#718
20060029855
2006-02-09

Increasing the hydrophilicity of carbon fiber paper by electropolymerization

#719
20060024558
2006-02-02

LOW PROFILE ELECTROCHEMICAL CELL

#720
20060003215
2006-01-05

Polymer membrane for fuel cell and method of preparing the same

#721
20060003212
2006-01-05

Polymer electrolyte membrane, membrane-electrode assembly, fuel cell system, and method for preparing the membrane-electrode assembly

#722
20050287290
2005-12-29

Gas diffusion electrodes and membrane electrode assemblies for proton exchange membrane fuel cells

#723
20050260909
2005-11-24

Carbonic fiber woven fabric, carbonic fiber woven fabric roll, gas diffusion layer material for solid polymer fuel cell, method for producing carbonic fiber woven fabric and method for producing gas diffusion layer material for solid polymer fuel cell

#724
20050260484
2005-11-24

Approach to make a high performance membrane electrode assembly (MEA) for a PEM fuel cell

#725
20050260483
2005-11-24

Catalyst for fuel cell and fuel cell comprising the same

#726
20050260476
2005-11-24

Membrane electrode assembly

#727
20050260473
2005-11-24

Electrical power source designs and components

#728
20050255374
2005-11-17

Fuel cell

#729
20050255373
2005-11-17

Liquid fuel feed fuel cell, electrode for fuel cell and methods for manufacturing same

#730
20050255370
2005-11-17

Vapor deposited catalysts and their use in fuel cells

#731
20050255360
2005-11-17

Electrorheological design and manufacturing method for proton transport membranes and bipolar plates

#732
20050250002
2005-11-10

Composite catalyst layer, electrode and passive mixing flow field for compressionless fuel cells

#733
20050249986
2005-11-10

Electrochemical cells formed on pleated substrates

#734
20050233203
2005-10-20

Modified carbon products, their use in fluid/gas diffusion layers and similar devices and methods relating to the same

#735
20050233200
2005-10-20

Process to manufacture an ion-permeable and electrically conducting flat material, the material obtained according to the process, and fuel cells

#736
20050233183
2005-10-20

Modified carbon products, their use in electrocatalysts and electrode layers and similar devices and methods relating to the same

#737
20050233080
2005-10-20

Preparation of patterned diffusion media

#738
20050227138
2005-10-13

Polymer electrolyte fuel cell

#739
20050221158
2005-10-06

Separator and fuel cell using thereof

#740
20050221141
2005-10-06

Modified carbon products, their use in proton exchange membranes and similar devices and methods relating to the same

#741
20050221139
2005-10-06

Modified carbon products, their use in bipolar plates and similar devices and methods relating to same

#742
20050214626
2005-09-29

Solid polymer fuel cell

#743
20050214599
2005-09-29

Polymer electrolyte fuel cell and method for prudoucing the same

#744
20050208343
2005-09-22

Membraneless and mediatorless microbial fuel cell

#745
20050197246
2005-09-08

Gas diffusion layer, electrode and membrane electrode assembly for fuel cell, and production methods thereof

#746
20050189673
2005-09-01

Treatment of flexible graphite material and method thereof

#747
20050186464
2005-08-25

Fuel cell

#748
20050181269
2005-08-18

Microfibrous fuel cell assemblies comprising fiber-supported electrocatalyst layers, and methods of making same

#749
20050181264
2005-08-18

Water management layer on flowfield in PEM fuel cell

#750
20050173244
2005-08-11

Diffusion film, electrode having the diffusion film, and process for producing diffusion film

#751
20050170237
2005-08-04

Fuel cell

#752
20050158612
2005-07-21

Control of carbon coating microcrackings in fabrication of fuel cell GDL electrode layer(s)

#753
20050150620
2005-07-14

Carbon fiber paper and porous carbon electrode substrate for fuel cell therefrom

#754
20050147870
2005-07-07

Fuel cell with a tension in an in-plane direction

#755
20050142435
2005-06-30

Apparatus and method for maintaining compression of the active area in an electrochemical cell

#756
20050142432
2005-06-30

Fuel cell with randomly-dispersed carbon fibers in a backing layer

#757
20050142430
2005-06-30

Electrolyte film electrode union, fuel cell containing the same and process for producing them

#758
20050130025
2005-06-16

Carbonaceous material and dispersion containing the same

#759
20050130023
2005-06-16

Gas diffusion layer having carbon particle mixture

#760
20050130017
2005-06-16

Fuel cell plate

#761
20050123816
2005-06-09

Cell unit of solid polymeric electrolyte type fuel cell

#762
20050118491
2005-06-02

High specific power, direct methanol fuel cell stack

#763
20050112450
2005-05-26

Low platinum fuel cell catalysts and method for preparing the same

#764
20050112449
2005-05-26

Proton exchange membrane fuel cell

#765
20050112445
2005-05-26

PEM fuel cell stack with coated flow distribution network

#766
20050112439
2005-05-26

Water insoluble additive for improving conductivity of an ion exchange membrane

#767
20050106450
2005-05-19

Structures for gas diffusion materials and methods for their fabrication

#768
20050106448
2005-05-19

Fuel cell having stack structure

#769
20050106425
2005-05-19

Membrane free fuel cell

#770
20050104243
2005-05-19

Method of forming impressions in a flexible graphite material

#771
20050104045
2005-05-19

Mixed conductor

#772
20050100780
2005-05-12

Fuel cell and fuel cell system

#773
20050100774
2005-05-12

Novel electrical contact element for a fuel cell

#774
20050100498
2005-05-12

Porous carbon electrode substrate and its production method and carbon fiber paper

#775
20050098437
2005-05-12

USE OF CARBON COATING IN AN ELECTROCHEMICAL CELL

#776
20050089746
2005-04-28

Prevention of membrane contamination in electrochemical fuel cells

#777
20050084742
2005-04-21

Control of polymer surface distribution on diffusion media improved fuel cell performance

#778
20050079403
2005-04-14

Fuel cell gas diffusion layer

#779
20050074663
2005-04-07

Fuel cell electrode with redox catalyst

#780
20050069754
2005-03-31

Diffusion electrode for fuel cell

#781
20050064275
2005-03-24

Fuel cell gas diffusion layer

#782
20050064267
2005-03-24

Fuel cell system

#783
20050064261
2005-03-24

Internal PEM fuel cell water management

#784
20050063893
2005-03-24

Thermally modified carbon blacks for various type applications and a process for producing same

#785
20050063892
2005-03-24

Thermally modified carbon blacks for various type applications and a process for producing same

#786
20050058869
2005-03-17

Low cost gas diffusion media for use in PEM fuel cells

#787
20050053826
2005-03-10

Low platinum fuel cell catalysts and method for preparing the same

#788
20050048358
2005-03-03

Fuel cell stack and manufacturing method thereof

#789
20050048354
2005-03-03

Fuel cell temperature control by evaporative cooling

#790
20050042500
2005-02-24

Diffusion media for use in a PEM fuel cell

#791
20050042487
2005-02-24

Direct methanol feed fuel cell and system

#792
20050042454
2005-02-24

Fuel cell gas diffusion layer

#793
20050032451
2005-02-10

Ultrathin, porous and mechanically stable nonwoven fabric and method for manufacturing

#794
20050026523
2005-02-03

Untreated diffusion media with mesoporous layer and devices incorporating the same

#795
20050026018
2005-02-03

Spatially varying diffusion media and devices incorporating the same

#796
20050026012
2005-02-03

Diffusion media tailored to account for variations in operating humidity and devices incorporating the same

#797
20050014059
2005-01-20

Micro fuel cell architecture

#798
20050014056
2005-01-20

Membrane electrode unit for electrochemical equipment

#799
20050008911
2005-01-13

Micro fuel cell thermal management

#800
20050003254
2005-01-06

Direct methanol feed fuel cell and system

#801
20050001346
2005-01-06

Manufacture of materials from graphite particles