ClassID:

213649

H01M8/20 - page 3 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof Indirect fuel cells, e.g. fuel cells with redox couple being irreversible

Recent Application in this class:
#601
20080050646
2008-02-28

Leak sensor for flowing electrolyte batteries

#602
20070141462
2007-06-21

Method and apparatus for reducing water loss

#603
20070125422
2007-06-07

IONIC COMPOUNDS AND USES THEREOF

#604
20070048555
2007-03-01

Oxidation facilitator

#605
20060251959
2006-11-09

Biofuel cell

#606
20060251957
2006-11-09

Flowing electrolyte battery with electric potential neutralization

#607
20060183016
2006-08-17

Novel vanadium halide redox flow battery

#608
20060172165
2006-08-03

High efficiency semi-fuel cell incorporating an ion exchange membrane

#609
20060127775
2006-06-15

Compositions, redox couples and uses thereof

#610
20060063065
2006-03-23

Battery with bifunctional electrolyte

#611
20060024539
2006-02-02

Catalytic method to remove CO and utilize its energy content in CO-containing streams

#612
20050244707
2005-11-03

Metal halide redox flow battery

#613
20050232844
2005-10-20

Reversible oxidation of carbon nanotubes

#614
20050164075
2005-07-28

Method for operating redox flow battery and redox flow battery cell stack

#615
20050158614
2005-07-21

System and method for optimizing efficiency and power output from a vanadium redox battery energy storage system

#616
20050156431
2005-07-21

Vanadium redox battery energy storage and power generation system incorporating and optimizing diesel engine generators

#617
20050147871
2005-07-07

Method for operating redox flow battery system

#618
20050084738
2005-04-21

Nitric acid regeneration fuel cell systems

#619
20050074665
2005-04-07

System for storing and/or transforming energy from sources at variable voltage and frequency

#620
20050014066
2005-01-20

Electrode

#621
17818232
2024-06-11

Jettisonable battery systems for powering electrical turbopumps for launch vehicle rocket engine systems

#622
14685291
2016-08-09

Method for producing redox-active Ti(IV) coordination compounds

#623
14506008
2018-08-21

Electrolyte compositions for use in a metal-halogen flow battery

#624
14315389
2016-01-05

Storage tanks using super ellipse geometries

#625
13724195
2015-03-10

Electrode configured for turbulence

#626
13649827
2015-09-08

Method of making redox materials for solid oxide redox flow battery