ClassID:

213288

H01M4/9008 - page 2 - CPC Classification

Classification description:

Electrodes; Inert electrodes with catalytic activity, e.g. for fuel cells; Selection of catalytic material Organic or organo-metallic compounds

Recent Application in this class:
#301
20090305103
2009-12-10

Electrocatalyst for electrochemical cell, method for producing the electrocatalyst, electrochemical cell, single cell of fuel cell, and fuel cell

#302
20090280408
2009-11-12

Thin film structures

#303
20090250343
2009-10-08

Tyrosinase enzyme electrode and production method thereof

#304
20090246601
2009-10-01

PROCESS FOR PREPARING CATALYST MATERIAL

#305
20090239113
2009-09-24

Alkali metal air battery

#306
20090136828
2009-05-28

Carbon Nanotube Electrodes and Method for Fabricating Same for Use in Biofuel Cell and Fuel Cell Applications

#307
20090136827
2009-05-28

ENZYMES IMMOBILIZED IN HYDROPHOBICALLY MODIFIED POLYSACCHARIDES

#308
20090130502
2009-05-21

TRANSITION METAL-CONTAINING CATALYSTS AND PROCESSES FOR THEIR PREPARATION AND USE AS FUEL CELL CATALYSTS

#309
20090111681
2009-04-30

Electrocatalysts based on mono/plurimetallic carbon nitrides for fuel cells fueled with hydrogen

#310
20090081528
2009-03-26

SUPPORTED CATALYST FOR FUEL CELL, AND ELECTRODE AND FUEL CELL USING THE SAME

#311
20090068543
2009-03-12

Phosphorous containing benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the same, electrolyte membrane for fuel cell including the same, and fuel cell employing the same

#312
20090053582
2009-02-26

METHOD OF COATING BILIRUBIN OXIDASE

#313
20090048096
2009-02-19

Porphyrin-based electrode catalyst

#314
20090020734
2009-01-22

Method of producing conducting polymer-transition metal electro-catalyst composition and electrodes for fuel cells

#315
20080318106
2008-12-25

Catalyst for a cathode of a mixed reactant fuel cell, membrane-electrode assembly for a mixed reactant fuel cell including the same, and mixed reactant fuel cell system including the same

#316
20080312073
2008-12-18

Self supporting structurally engineered non-platinum electrocatalyst for oxygen reduction in fuel cells

#317
20080299433
2008-12-04

Immobilized heteropoly acids and the use of the same for electrode stabilization and enhancement

#318
20080286624
2008-11-20

Microbial fuel cells

#319
20080286616
2008-11-20

Alloy catalysts for extending life of fuel cell membranes and ionomer

#320
20080286490
2008-11-20

Production of a Platinum-Free Chelate Catalyst Material as an Intermediate Product, and Further Processing Thereof to Obtain an Electrocatalytic Coating as a Final Product

#321
20080268326
2008-10-30

CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, FUEL CELL HAVING MEMBRANE ELECTRODE ASSEMBLY, METHOD OF PRODUCING CATALYST LAYER, AND METHOD OF PRODUCING MEMBRANE ELECTRODE ASSEMBLY

#322
20080241640
2008-10-02

Photocatalytic deposition of metals and compositions comprising the same

#323
20080233466
2008-09-25

Catalyst material and process for preparing the same

#324
20080226895
2008-09-18

Nanoparticles comprising a metal core and an organic double coating useful as catalysts and device containing the nanoparticles

#325
20080220244
2008-09-11

Supercritical Fluids in the Formation and Modification of Nanostructures and Nanocomposites

#326
20080199749
2008-08-21

ORGANIC ANODES FOR HYDROCARBON FUEL CELLS

#327
20080193827
2008-08-14

Conducting polymer-transition metal electro-catalyst compositions for fuel cells

#328
20080182155
2008-07-31

Carbon nanotube, support catalyst, method of preparing the support catalyst and a fuel cell comprising the support catalyst

#329
20080054226
2008-03-06

Electrically conductive polyaniline composition and method

#330
20080050642
2008-02-28

Materials and structures thereof useful as electrocatalysts

#331
20080050641
2008-02-28

Catalyst nanoparticle

#332
20080020264
2008-01-24

Electrode for fuel cell and fuel cell employing the electrode

#333
20070264550
2007-11-15

AIR DIFFUSION CATHODES FOR FUEL CELLS

#334
20070259217
2007-11-08

Materials and configurations for scalable microbial fuel cells

#335
20070259216
2007-11-08

Substrate-enhanced microbial fuel cells

#336
20070248850
2007-10-25

Biological fuel cell and methods

#337
20070243453
2007-10-18

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

#338
20070218345
2007-09-20

Fuel cell, electronic device, movable body, power generation system, and congeneration system

#339
20070196723
2007-08-23

Oxygen reduction electrode and fuel cell including the same

#340
20070190399
2007-08-16

Catalysts for fuel cell electrodes based on platinum and its alloys, the preparation and use therewof, as well as fuel cells containing them

#341
20070167313
2007-07-19

Fuel cell cathode manufacturing method and fuel cell manufacturing method

#342
20070166601
2007-07-19

Direct alcohol fuel cell with cathode catalyst layer containing silver and method for producing the same

#343
20070142222
2007-06-21

Aerogel and metallic compositions

#344
20070131547
2007-06-14

Enzyme electrode

#345
20070131546
2007-06-14

Enzyme electrode

#346
20070122689
2007-05-31

Enzyme electrode, and sensor and biofuel cell using the same

#347
20070111084
2007-05-17

Methanol tolerant catalyst material containing membrane electrode assemblies and fuel cells prepared therewith

#348
20070082804
2007-04-12

Method of making metal-polymer composite catalysts

#349
20070082255
2007-04-12

Fuel cells and fuel cell catalysts incorporating a nanoring support

#350
20070082253
2007-04-12

Metal-polymer composite catalysts

#351
20070077483
2007-04-05

Enzyme electrode and method of producing the same

#352
20070048608
2007-03-01

Redox-active polymers and their applications

#353
20060275637
2006-12-07

ELECTROLYTE MEMBRANE AND PREPARING METHOD THEREOF

#354
20060269827
2006-11-30

Method of fabricating electrode catalyst layers with directionally oriented carbon support for proton exchange membrane fuel cell

#355
20060269826
2006-11-30

Novel electrode with switchable and tunable power output and fuel cell using such electrode

#356
20060252635
2006-11-09

Method for making catalysts for fuel cell oxygen electrodes

#357
20060251959
2006-11-09

Biofuel cell

#358
20060166074
2006-07-27

Fuel cell electrode assembly

#359
20060159981
2006-07-20

Biological fuel cell and methods

#360
20060088741
2006-04-27

Methanol resistant cathodic catalyst for direct methanol fuel cells

#361
20060008703
2006-01-12

Polymer materials for use in an electrode

#362
20050266290
2005-12-01

Enzymatic fuel cell with membrane bound redox enzyme

#363
20050175878
2005-08-11

Direct hydrogen peroxide fuel cell

#364
20050112447
2005-05-26

Electrode for the reduction of polysulfide species

#365
20050112055
2005-05-26

Di-ruthenium-substituted polyoxometalate electrocatalyst and method of oxygen generation

#366
20050064274
2005-03-24

Low temperature alkaline fuel cell

#367
20050003255
2005-01-06

Membrane electrode assembly, manufacturing process therefor and solid-polymer fuel cell

#368
19032872
2025-08-26

Metal-carbon dioxide (CO) battery cell

#369
18987824
2025-07-01

Synthesis of polypeptide conjugated carbon quantum dots/metal hybrid nanoarchitectures for bioelectricity harvesting in microbial fuel cell

#370
18111832
2023-10-31

Metal oxide nanocomposites for electrochemical oxidation of urea

#371
15709653
2020-03-10

Aqueous Na-ion redox flow battery with ceramic NaSICON membrane

#372
15077901
2020-05-19

Biological battery and biological cathode

#373
14877104
2017-08-01

Imidazole-derived materials

#374
14136269
2014-10-28

Biofuel cell electrocatalysts utilizing enzyme-carbon nanotube adducts