ClassID:

213269

H01M4/8835 - CPC Classification

Classification description:

Electrodes; Inert electrodes with catalytic activity, e.g. for fuel cells; Processes of manufacture; Methods for deposition of the catalytic active composition; Coating with slurry or ink Screen printing

Recent Application in this class:
#1
20260121096
2026-04-30

Redox Tolerant Fuel Electrode for Solid Oxide Electrochemical Cells and Stacks

#2
20260088309
2026-03-26

ELECTROCHEMICAL CELL

#3
20240039003
2024-02-01

A METHOD FOR PREPARING A SUBMICRO/NANO-POROUS NIO/APATITE-TYPE LANTHANUM SILICATE ANODE FUNCTIONAL LAYER

#4
20230420689
2023-12-28

PROTON-CONDUCTING CERAMIC FUEL CELL ARCHITECTURE

#5
20230361316
2023-11-09

Membrane electrode assembly (MEA) for proton exchange membrane electrochemical cell

#6
20230045638
2023-02-09

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

#7
20230038725
2023-02-09

N-PROPANOL/H2O MIXED SOLVENT COMPOSITIONS FOR MEMBRANE ELECTRODE ASSEMBLIES

#8
20220367883
2022-11-17

Catalyst ink compositions and methods for forming hydrogen pumping proton exchange membrane electrochemical cell

#9
20220173408
2022-06-02

SOLID OXIDE FUEL CELL WITH SCANDIUM-MODIFIED NICKEL FELT ANODE COLLECTOR

#10
20210175516
2021-06-10

Method of manufacturing catalyst slurry for fuel cells and method of manufacturing electrode for fuel cells using the same

#11
20200083540
2020-03-12

Method for producing a membrane electrode assembly for a fuel cell

#12
20200075970
2020-03-05

Method for producing a membrane electrode assembly for a fuel cell

#13
20190190031
2019-06-20

Method for producing an electrode catalyst from a perovskite metal oxide

#14
20190013537
2019-01-10

Fuel cell and method of manufacturing the same

#15
20180205105
2018-07-19

ELECTROLYTE LAYER-ANODE COMPOSITE MEMBER FOR FUEL CELL AND METHOD FOR PRODUCING THE SAME

#16
20170237077
2017-08-17

Method of making a fuel cell component

#17
20170098839
2017-04-06

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

#18
20160301082
2016-10-13

ABRASION RESISTANT SOLID OXIDE FUEL CELL ELECTRODE INK

#19
20160268609
2016-09-15

Composition, method of preparing the composition, electrode including the composition, and fuel cell including the electrode

#20
20160218384
2016-07-28

Method for manufacturing solid oxide fuel cell and solid oxide fuel cell

#21
20160190606
2016-06-30

Positive electrode for lithium-air battery and method for preparing the same

#22
20150004526
2015-01-01

Technique for designing and manufacturing solid oxide fuel cell having improved output capability in mid to low temperature

#23
20140377478
2014-12-25

Method for solid oxide fuel cell fabrication

#24
20140329164
2014-11-06

GAS DIFFUSION MEDIUM FOR FUEL CELL, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL

#25
20140322617
2014-10-30

Printed biofuel cells

#26
20140315121
2014-10-23

METHOD FOR THE PREPARATION OF CATALYST-COATED MEMBRANES METHOD FOR THE PREPARATION OF CATALYST-COATED MEMBRANES

#27
20140205933
2014-07-24

Fuel cell and a method of manufacturing a fuel cell

#28
20130309597
2013-11-21

Method for solid oxide fuel cell fabrication

#29
20130192997
2013-08-01

Aqueous ink for producing high-temperature electrochemical cell electrodes

#30
20130045864
2013-02-21

Apparatus for production of fuel cell catalyst layer, method for production of fuel cell catalyst layer, polyelectrolyte solution, and process for production of polyelectrolyte solution

#31
20130029247
2013-01-31

Membrane electrode assembly and fuel cell

#32
20120279648
2012-11-08

PREPARING METHOD FOR INTEGRATED MEMBRANE-CATALYST COATED LAYER MEMBRANE ELECTRODE FOR A FUEL CELL

#33
20120251926
2012-10-04

Thin Film Catalyst With Heat-Extendable Wires

#34
20120244453
2012-09-27

Electrolytic membrane comprising a crystalline organic and inorganic porous composite for fuel cell, electrode and fuel cell, and fuel cell including the electrolytic membrane and/or the electrode

#35
20120171595
2012-07-05

POWER GENERATION CELL FOR SOLID ELECTROLYTE FUEL CELL AND STRUCTURE OF FUEL ELECTRODE THEREOF

#36
20120125211
2012-05-24

METHOD FOR PRODUCING CATALYST LAYERS FOR FUEL CELLS

#37
20120052410
2012-03-01

High-Volume-Manufacture Fuel Cell Arrangement and Method for Production Thereof

#38
20120043010
2012-02-23

Method for solid oxide fuel cell fabrication

#39
20120021334
2012-01-26

Electrode material and solid oxide fuel cell containing the electrode material

#40
20110236798
2011-09-29

MANUFACTURING METHODS FOR AIR ELECTRODE

#41
20110236785
2011-09-29

Fuel cell layer, fuel cell system and method for fabricating the fuel cell layer

#42
20110236772
2011-09-29

MANUFACTURING METHODS FOR AIR ELECTRODE

#43
20110217627
2011-09-08

Composition, method of preparing the composition, electrode including the composition, and fuel cell including the electrode

#44
20110165496
2011-07-07

Fuel cell electrode assembly and method of making the same

#45
20110143265
2011-06-16

Low-Resistance Ceramic Electrode for a Solid Oxide Fuel Cell

#46
20110135813
2011-06-09

Method of manufacturing unit cell of solid oxide fuel cell using decalcomania process

#47
20110123899
2011-05-26

Polymer electrolyte fuel cell

#48
20110027696
2011-02-03

Method for controlling ionomer and platinum distribution in a fuel cell electrode

#49
20100221636
2010-09-02

FUEL CELL AND METHOD FOR PRODUCTION THEREOF

#50
20100216052
2010-08-26

Catalyst coated membrane (CCM) and catalyst film/layer for alkaline membrane fuel cells and methods of making same

#51
20100203413
2010-08-12

Fuel cell and a method of manufacturing a fuel cell

#52
20100051181
2010-03-04

Manufacturing Equipment and Manufacturing Method of Membrane Electrode Assembly

#53
20090291202
2009-11-26

ELECTRODE SUBSTRATE FOR A FUEL CELL, A METHOD FOR PREPARING THE SAME, AND A MEMBRANE-ELECTRODE ASSEMBLY COMPRISING THE SAME

#54
20090274941
2009-11-05

Power Generation Cell for Solid Electrolyte Fuel Cell and Structure of Fuel Electrode Thereof

#55
20090095409
2009-04-16

Methods of manufacturing electrochemical cells

#56
20090061287
2009-03-05

Horizontally graded structures for electrochemical and electronic devices

#57
20090053583
2009-02-26

GAS DIFFUSION ELECTRODE AND PROCESS FOR PRODUCING IT AND ITS USE

#58
20080070093
2008-03-20

Development and characterization of novel proton conducting aromatic polyether type copolymers bearing main and side chain pyridine groups

#59
20080063922
2008-03-13

Electro-catalyst composition, fuel cell electrode, and membrane-electrode assembly

#60
20080038623
2008-02-14

High-performance membrane electrode unit and the use thereof in fuel cells

#61
20070298304
2007-12-27

Polymer electrolyte fuel cell

#62
20070227650
2007-10-04

METHOD OF MAKING MEMBRANE ELECTRODE ASSEMBLIES

#63
20070082804
2007-04-12

Method of making metal-polymer composite catalysts

#64
20070082253
2007-04-12

Metal-polymer composite catalysts

#65
20070037042
2007-02-15

Anode catalyst compositions for a voltage reversal tolerant fuel cell

#66
20070026290
2007-02-01

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

#67
20060257641
2006-11-16

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

#68
20060251944
2006-11-09

Polymer electrolyte fuel cell provided with a tightening pressure

#69
20060166057
2006-07-27

Method of making nanoparticulates and use of the nanoparticulates to make products using a flame reactor

#70
20060165910
2006-07-27

Processes for forming nanoparticles

#71
20060165898
2006-07-27

Controlling flame temperature in a flame spray reaction process

#72
20060162497
2006-07-27

Processes for forming nanoparticles in a flame spray system

#73
20050276913
2005-12-15

Method for manufacturing membrane electrode assembly of fuel cell by printing processes

#74
20050130006
2005-06-16

Membrane electrode assembly for polymer electrolyte fuel cell

#75
20050118493
2005-06-02

Gas diffusion electrode and method for its production

#76
20050072514
2005-04-07

Method of making membrane electrode assemblies