ClassID:

213444

H01M8/04156 - page 3 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof; Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids; Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying with product water removal

Recent Application in this class:
#601
20050153191
2005-07-14

Fuel cell

#602
20050153179
2005-07-14

Fuel cell generation apparatus

#603
20050147862
2005-07-07

Fuel cell system and method for operating same

#604
20050142410
2005-06-30

Micro fuel cell

#605
20050142398
2005-06-30

Prevention of chromia-induced cathode poisoning in solid oxide fuel cells (SOFC)

#606
20050136300
2005-06-23

Fuel cell system for producing electrical energy

#607
20050130007
2005-06-16

Fuel cell system for low pressure operation

#608
20050130001
2005-06-16

Fuel cell life predicting device and fuel cell system

#609
20050123818
2005-06-09

Fuel cells cartridge and electric apparatus having built-in fuel cell

#610
20050118490
2005-06-02

Fuel cell

#611
20050118489
2005-06-02

Modified gas outlet for improved reactant handling in fuel cell separator plates

#612
20050112431
2005-05-26

Fuel cell system

#613
20050112430
2005-05-26

Method and apparatus for humidification control of an energy recovery device in a fuel cell power plant

#614
20050112418
2005-05-26

Apparatus for improving the cold starting capability of an electrochemical fuel cell

#615
20050079398
2005-04-14

Fuel Cell

#616
20050079394
2005-04-14

Fuel cell

#617
20050072212
2005-04-07

Control device of gas sensor

#618
20050069749
2005-03-31

Flow field plate arrangement

#619
20050069744
2005-03-31

Fuel cell

#620
20050069742
2005-03-31

Fuel cell

#621
20050069741
2005-03-31

Fuel cell system

#622
20050064261
2005-03-24

Internal PEM fuel cell water management

#623
20050064253
2005-03-24

System and method for early detection of contaminants in a fuel processing system

#624
20050053807
2005-03-10

Method of operating a fuel cell system under freezing conditions

#625
20050048338
2005-03-03

Polymer electrolyte fuel cell system and operation method thereof

#626
20050047978
2005-03-03

Fuel processing system having gas recirculation for transient operations

#627
20050042493
2005-02-24

Fuel cell device

#628
20050042487
2005-02-24

Direct methanol feed fuel cell and system

#629
20050042485
2005-02-24

Generation method with fuel cell generation system and fuel cell generation system

#630
20050037247
2005-02-17

Fuel cell system and method for removal of water from fuel cells

#631
20050026523
2005-02-03

Untreated diffusion media with mesoporous layer and devices incorporating the same

#632
20050026027
2005-02-03

Fuel cell system

#633
20050026021
2005-02-03

Fuel cell

#634
20050026013
2005-02-03

Fuel cell system

#635
20050026010
2005-02-03

On-board fuel cell system and method of controlling the same

#636
20050019648
2005-01-27

Fuel cell stack design and method of operation

#637
20050014053
2005-01-20

Fuel cell

#638
20050014045
2005-01-20

Thermal integration of pressurized fuel cell systems with an expander and a heat exchanger coupled to the fuel cell for receiving waste heat from the housing of the fuel cell

#639
20050008924
2005-01-13

Compact multi-functional modules for a direct methanol fuel cell system

#640
20050003256
2005-01-06

Carbon dioxide management in a direct methanol fuel cell system

#641
20050003254
2005-01-06

Direct methanol feed fuel cell and system

#642
20050003252
2005-01-06

Passive water management system for a fuel cell power plant

#643
20050003250
2005-01-06

Control device for fuel cell system and related method

#644
18630650
2025-05-27

Energy generating device