ClassID:

213247

H01M4/8636 - CPC Classification

Classification description:

Electrodes; Inert electrodes with catalytic activity, e.g. for fuel cells with a gradient in another property than porosity

Sub-classes:
Recent Application in this class:
#1
20240421332
2024-12-19

APPARATUS FOR MANUFACTURING SHAPE-CHANGED MEMBRANE-ELECTRODE ASSEMBLY

#2
20230261210
2023-08-17

ADDITIVELY MANUFACTURED ELECTROLYSIS CELL

#3
20230197994
2023-06-22

Reforming catalyst pattern for fuel cell operated with enhanced COutilization

#4
20230178780
2023-06-08

CELL STACK, METHOD OF PRODUCING A CELL STACK AND FUEL CELL OR ELECTROLYSIS CELL INCLUDING A CELL STACK

#5
20230089402
2023-03-23

METHOD FOR PRODUCTION OF A FUEL CELL, DEVICE FOR PRODUCTION OF A MEMBRANE ELECTRODE ASSEMBLY FOR A FUEL CELL, FUEL CELL AND FUEL CELL STACK

#6
20220140354
2022-05-05

FUEL CELL ELECTRODE WITH CATALYSTS GROWN IN SITU ON ORDERED STRUCTURE MICROPOROUS LAYER AND METHOD FOR PREPARING MEMBRANE ELECTRODE ASSEMBLY

#7
20200176804
2020-06-04

Fuel cell

#8
20200176800
2020-06-04

Reforming catalyst pattern for fuel cell operated with enhanced COutilization

#9
20200152993
2020-05-14

Flow batteries having an electrode with differing hydrophilicity on opposing faces and methods for production and use thereof

#10
20190237789
2019-08-01

Fuel cell with improved durability

#11
20190221873
2019-07-18

Group of cells for power adaptation of electrochemical reactors

#12
20190131620
2019-05-02

Electrode solutions and electrochemical cells and batteries therefrom

#13
20190088968
2019-03-21

Electrochemical cell

#14
20180301712
2018-10-18

Carbon sheet, gas diffusion electrode substrate, wound body, and fuel cell

#15
20180233758
2018-08-16

Membrane electrode assembly for a fuel cell, and fuel cell

#16
20180198142
2018-07-12

Fuel cell system

#17
20180053958
2018-02-22

Smart-MEAs for high power fuel cells

#18
20170346123
2017-11-30

Flow batteries having an electrode with a density gradient and methods for production and use thereof

#19
20170098839
2017-04-06

Determination of a spatial distribution of the catalytic activity of an electrochemical-cell electrode

#20
20170062812
2017-03-02

COMPOSITE CATHODE, CATHODE-MEMBRANE ASSEMBLY, ELECTROCHEMICAL CELL INCLUDING THE CATHODE-MEMBRANE ASSEMBLY, AND METHOD OF PREPARING THE CATHODE-MEMBRANE ASSEMBLY

#21
20160344079
2016-11-24

Lithium air battery and method of manufacturing the same

#22
20160329586
2016-11-10

FUEL CELL STACK ASSEMBLY AND METHOD OF ASSEMBLY

#23
20160156054
2016-06-02

Membrane electrode assembly for a fuel cell, method for preparing the membrane electrode assembly, fuel cell system and vehicle

#24
20160141695
2016-05-19

Membrane electrode assembly and fuel cell

#25
20160064755
2016-03-03

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

#26
20140356757
2014-12-04

Fuel cell electrode with gradient catalyst structure

#27
20140335436
2014-11-13

Fuel cell

#28
20140193740
2014-07-10

Fuel cell comprising a proton-exchange membrane, having an increased service life

#29
20130029246
2013-01-31

Polymer electrolyte fuel cell and method for producing the same

#30
20120282537
2012-11-08

FUEL CELL

#31
20120244456
2012-09-27

Anode for a high-temperature fuel cell and production thereof

#32
20120178014
2012-07-12

Reaction layer for fuel cell

#33
20110318661
2011-12-29

MEMBRANE ELECTRODE UNITS

#34
20110250523
2011-10-13

FUEL CELL

#35
20110020724
2011-01-27

ELECTRODE FOR FUEL CELL HAVING TWO KINDS OF HYDROPHILICITY AND METHOD FOR PREPARING THE SAME AND MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL COMPRISING THE SAME

#36
20100297526
2010-11-25

Catalyst layers to enhance uniformity of current density in membrane electrode assemblies

#37
20100248074
2010-09-30

MEMBRANE ELECTRODE ASSEMBLY FOR DIRECT OXIDATION FUEL CELL AND DIRECT OXIDATION FUEL CELL INCLUDING THE SAME

#38
20100221636
2010-09-02

FUEL CELL AND METHOD FOR PRODUCTION THEREOF

#39
20100167171
2010-07-01

Fuel Cell Component, Porous Body for Fuel Cell and Method of Manufacturing Fuel Cell Component

#40
20100104912
2010-04-29

Fuel cell and vehicle having fuel cell

#41
20100015487
2010-01-21

Catalyst-coated membrane, membrane-electrode assembly, fuel cell and fuel cell stack

#42
20090325029
2009-12-31

MEMBRANE ELECTRODE ASSEMBLY FOR FUEL CELL AND FUEL CELL

#43
20090305109
2009-12-10

Fuel Cell Device

#44
20090283716
2009-11-19

Method for producing a fuel cell electrode, involving deposition on a support

#45
20090280362
2009-11-12

Fuel cell generator with fuel electrodes that control on-cell fuel reformation

#46
20090239116
2009-09-24

ASSEMBLY FOR FUEL CELL, FUEL CELL, AND METHOD FOR MANUFACTURING FUEL CELL

#47
20090186248
2009-07-23

Fuel cell anode structure for voltage reversal tolerance

#48
20090162717
2009-06-25

Fuel cell including separator with gas flow channels

#49
20090148752
2009-06-11

Direct oxidation fuel cell

#50
20090068530
2009-03-12

Membrane electrode assembly and direct liquid fuel cell

#51
20090061287
2009-03-05

Horizontally graded structures for electrochemical and electronic devices

#52
20090023018
2009-01-22

Multi-layered electrode for fuel cell and method for producing the same

#53
20090011322
2009-01-08

Catalyst-Coated Membrane, Membrane-Electrode Assembly and Polymer Electrolyte Fuel Cell

#54
20080299430
2008-12-04

Gas diffusion electrode and solid polymer electrolyte fuel cell

#55
20080274390
2008-11-06

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

#56
20080261103
2008-10-23

Direct oxidation fuel cell

#57
20080187813
2008-08-07

FUEL CELL ANODE STRUCTURE FOR VOLTAGE REVERSAL TOLERANCE

#58
20080145738
2008-06-19

Multi-layer fuel cell diffuser

#59
20080113243
2008-05-15

Fuel-cell stack and fuel cell

#60
20080075994
2008-03-27

Fuel cell system having at least one fuel cell

#61
20080020261
2008-01-24

Catalyst layers to enhance uniformity of current density in membrane electrode assemblies

#62
20070231675
2007-10-04

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

#63
20070224477
2007-09-27

Fuel Cell

#64
20070190401
2007-08-16

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

#65
20070184326
2007-08-09

Edge-protected catalyst-coated diffusion media and membrane electrode assemblies

#66
20070105004
2007-05-10

Direct oxidation fuel cell system and membrane electrode assembly thereof

#67
20060292434
2006-12-28

Method of producing membrane electrode assemblies for use in proton exchange membrane and direct methanol fuel cells

#68
20060269825
2006-11-30

Fuel cell system comprising vapor-phase fuel supplying system

#69
20060269824
2006-11-30

Method of producing membrane electrode assemblies for use in proton exchange membrane and direct methanol fuel cells

#70
20060246337
2006-11-02

Fuel cell support structure

#71
20060183633
2006-08-17

Catalyst structure, process for producing same and fuel cell provided with catalyst

#72
20060166073
2006-07-27

Fuel cell having a hydrogen electrode catalyst layer porosity that is lower than the air electrode catalyst layer porosity

#73
20060105159
2006-05-18

Gas diffusion medium with microporous bilayer

#74
20060083970
2006-04-20

Solid oxide fuel cell and method for producing same

#75
20060029860
2006-02-09

Resistive-varying electrode structure

#76
20060024563
2006-02-02

Method for supporting catalyst for polymer electrolyte fuel cell and membrane electrode assembly

#77
20060008696
2006-01-12

Nanotubular solid oxide fuel cell

#78
20050271929
2005-12-08

Edge-protected catalyst-coated membrane electrode assemblies

#79
20050271927
2005-12-08

Fuel cell with thermal conductance of cathode greater than anode

#80
20050233203
2005-10-20

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

#81
20050233183
2005-10-20

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

#82
20050221141
2005-10-06

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

#83
20050221139
2005-10-06

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

#84
20050221131
2005-10-06

Fuel cell device with varied active area sizes

#85
20050214599
2005-09-29

Polymer electrolyte fuel cell and method for prudoucing the same

#86
20050208366
2005-09-22

Balanced humidification in fuel cell proton exchange membranes

#87
20050106450
2005-05-19

Structures for gas diffusion materials and methods for their fabrication

#88
20050106448
2005-05-19

Fuel cell having stack structure