ClassID:

213396

H01M8/0241 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof; Details; Collectors; Separators, e.g. bipolar separators; Interconnectors; Porous and characterised by the material Composites

Sub-classes:
Recent Application in this class:
#1
20250266468
2025-08-21

ELECTROCHEMICAL CELL

#2
20250192193
2025-06-12

METHOD OF MANUFACTURING A COMPONENT FOR AN ELECTROCHEMICAL SYSTEM AND COMPONENT FOR AN ELECTROCHEMICAL SYSTEM

#3
20240392054
2024-11-28

IMPROVED MONOMER COMPOSITIONS FOR TEMPERATURE RESISTANCE AFTER CURING

#4
20240097171
2024-03-21

System for fuel cell membrane edge protection via a gas diffusion layer including patterned wettability

#5
20230099013
2023-03-30

Porous body and fuel cell including the same

#6
20230045638
2023-02-09

Gas diffusion layer, a preparation method therefor, a membrane electrode assembly and a fuel cell

#7
20220085400
2022-03-17

Method for manufacturing fuel cell stack body and method for manufacturing fuel cell stack

#8
20210202960
2021-07-01

Fuel cell

#9
20200194808
2020-06-18

Porous body for fuel cell

#10
20200067106
2020-02-27

DRIVING HETEROGENEOUS CATALYSIS VIA ELECTROCHEMICAL PROTON PUMPING IN PROTON-ELECTRON CONDUCTING FILMS

#11
20180205096
2018-07-19

Fuel cell

#12
20180190992
2018-07-05

ELECTROCHEMICAL ACCUMULATOR, WITH PLANAR ARCHITECTURE OBTAINED IN PART BY PRINTING

#13
20180175405
2018-06-21

Porous body for fuel cell

#14
20180013160
2018-01-11

Method of producing membrane electrode assembly

#15
20170237079
2017-08-17

Carbon sheet, gas diffusion electrode substrate and fuel cell

#16
20160156041
2016-06-02

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

#17
20160064755
2016-03-03

Self-wetting membrane electrode unit and fuel cell having such a unit

#18
20150372332
2015-12-24

Fuel-cell gas diffusion layer, and method of producing same

#19
20150140470
2015-05-21

Microporous layer with hydrophilic additives

#20
20150102268
2015-04-16

Method For Producing Carbon Paper For Fuel Cell Diffusion Layer By Addition Of Conducting Polymer And Carbon Paper For Fuel Cell Diffusion Layer Produced By The Method

#21
20140370404
2014-12-18

Redox flow secondary battery and electrolyte membrane for redox flow secondary battery

#22
20140080011
2014-03-20

Manufacturing method for catalyst electrode, catalyst electrode manufactured by means of method, and battery comprising same

#23
20130288151
2013-10-31

Fuel cell

#24
20130210943
2013-08-15

Dispersion composition of fluorine-containing ion exchange resin

#25
20130164645
2013-06-27

Fuel cell system

#26
20120282540
2012-11-08

Nanowire-based membrane electrode assemblies for fuel cells

#27
20120100461
2012-04-26

HYDROPHILIC POROUS LAYER FOR FUEL CELLS, GAS DIFFUSION ELECTRODE AND MANUFACTURING METHOD THEREOF, AND MEMBRANE ELECTRODE ASSEMBLY

#28
20120034548
2012-02-09

GAS DIFFUSION LAYER FOR FUEL CELL

#29
20120021331
2012-01-26

Nanostructured catalyst supports

#30
20120009489
2012-01-12

Fuel battery

#31
20110300454
2011-12-08

OXIDATION RESISTANT COMPONENTS AND RELATED METHODS

#32
20110294029
2011-12-01

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

#33
20110275002
2011-11-10

Interconnector arrangement for a fuel cell stack

#34
20110229795
2011-09-22

Nanowire-based membrane electrode assemblies for fuel cells

#35
20110221450
2011-09-15

Measurement process for determination of the optimum contact pressure among components of a solid oxide fuel cell stack in the packaging process and its measurement apparatus

#36
20110183238
2011-07-28

Fuel cell

#37
20110165495
2011-07-07

Apparatus and methods for connecting fuel cells to an external circuit

#38
20110151352
2011-06-23

Gas diffusion layer

#39
20110129747
2011-06-02

Fuel cell device having a liquid soak up region

#40
20110081601
2011-04-07

Nonwoven fabric having cross-linking material

#41
20110076591
2011-03-31

Membrane electrode assembly for fuel cell

#42
20110027684
2011-02-03

Dispersion composition having fluorine-containing ion exchange resin with adjusted particle size abundance ratio

#43
20110014539
2011-01-20

SOLID OXIDE FUEL CELL

#44
20100291466
2010-11-18

Diffusion media formed by photopolymer based processes

#45
20100233585
2010-09-16

Nanowire-based membrane electrode assemblies for fuel cells

#46
20100173220
2010-07-08

POLYMER ELECTROLYTE FUEL CELL

#47
20100167169
2010-07-01

Current collectors for solid oxide fuel cell stacks

#48
20100129733
2010-05-27

INTERCONNECTOR ARRANGEMENT AND METHOD FOR PRODUCING A CONTACT ARRANGEMENT FOR A FUEL CELL STACK

#49
20100129731
2010-05-27

MULTI-WIRE, LONG-LIFE INTERCONNECTS FOR FUEL CELL STACKS

#50
20100055529
2010-03-04

WETTABILITY INK, PROCESS AND CARBON COMPOSITE ARTICLES MADE THEREWITH

#51
20100035091
2010-02-11

Method of making a stable hydrophilic coating/surface on carbon-based materials for fuel cell applications

#52
20100015507
2010-01-21

Porous titanium having low contact resistance

#53
20100003560
2010-01-07

Fuel cell

#54
20090286130
2009-11-19

Water Repellent Layer-Forming Tape

#55
20090239118
2009-09-24

CATALYST LAYER FOR SOLID POLYMER FUEL CELL, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL

#56
20090214918
2009-08-27

ANODE OF DIRECT METHANOL FUEL CELL AND DIRECT METHANOL FUEL CELL EMPLOYING THE SAME

#57
20090176144
2009-07-09

FUEL CELL MODULE

#58
20090148726
2009-06-11

Gas diffusion layer for fuel cell

#59
20090098434
2009-04-16

FUEL CELL AND METHOD FOR PRODUCING THE SAME

#60
20090017363
2009-01-15

Nanowire-based membrane electrode assemblies for fuel cells

#61
20080280169
2008-11-13

Nanowire structures comprising carbon

#62
20080241635
2008-10-02

Fuel cell

#63
20080081229
2008-04-03

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

#64
20080020259
2008-01-24

CURRENT COLLECTION BOARD FOR FUEL CELL

#65
20080020258
2008-01-24

CURRENT COLLECTION BOARD FOR FUEL CELL

#66
20080020252
2008-01-24

Fuel cell comprising single layer bipolar plates, water damming layers and MEA of diffusion layers locally treated with water transferring materials, and integrating functions of gas humidification, membrane hydration, water removal and cell cooling

#67
20070264539
2007-11-15

High-temperature fuel cell system and method for the production of contacting elements for such a fuel cell system

#68
20070237999
2007-10-11

SOFC stack having a high temperature bonded ceramic interconnect and method for making same

#69
20070087120
2007-04-19

Fluid diffusion layers

#70
20070065712
2007-03-22

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

#71
20070037036
2007-02-15

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

#72
20060263671
2006-11-23

Bipolar plate having integrated gas-permeable membrane

#73
20060222840
2006-10-05

Oxidatively stable microlayers of gas diffusion layers

#74
20060210863
2006-09-21

Direct methanol fuel cell

#75
20060188774
2006-08-24

Nanowire-based membrane electrode assemblies for fuel cells

#76
20060105227
2006-05-18

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

#77
20060051661
2006-03-09

Diffusion stabilized gas barriers

#78
20050208355
2005-09-22

Tubular fuel cell and method of producing the same

#79
20050164049
2005-07-28

Storing water in substrates for frozen, boot-strap start of fuel cells

#80
20050026026
2005-02-03

Flat fuel cell assembly and fabrication thereof

#81
20050026018
2005-02-03

Spatially varying diffusion media and devices incorporating the same