ClassID:

213442

H01M8/04141 - page 2 - 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; Humidifying by water containing exhaust gases

Recent Application in this class:
#301
20100028730
2010-02-04

Fuel cell power production system with an integrated hydrogen utilization device

#302
20100021783
2010-01-28

Fuel cell system

#303
20100015486
2010-01-21

Power generating plant

#304
20100015483
2010-01-21

Reaction gas temperature and humidity regulating module for fuel cell stack

#305
20100009226
2010-01-14

Device for treating reaction gases in fuel cells

#306
20090325013
2009-12-31

Fuel cell system

#307
20090317678
2009-12-24

Fuel cell system including a controller comprising a cooling section abnormality determining unit

#308
20090305088
2009-12-10

MODIFIED STARTUP STRATEGY TO IMPROVE STARTUP RELIABILITY AFTER EXTENDED OFF TIME

#309
20090280371
2009-11-12

Fuel cell system including a gas-liquid separator and a circulation device

#310
20090269628
2009-10-29

Fuel cell system, estimation device of amount of anode gas to be generated and estimation method of amount of anode gas to be generated

#311
20090239111
2009-09-24

Fuel Cell Humidifier and Fuel Cell System Having the Same

#312
20090233133
2009-09-17

Hydrogen discharge system for fuel cell system

#313
20090229899
2009-09-17

Fuel cell vehicle including reaction-off gas discharge system

#314
20090226784
2009-09-10

Humidification system for fuel cell

#315
20090226775
2009-09-10

Water recovery assembly for transferring water from fuel cell cathode exhaust

#316
20090214905
2009-08-27

Direct methanol fuel cell operable with neat methanol

#317
20090208797
2009-08-20

Fuel cell stack humidification device

#318
20090208785
2009-08-20

SOFC electrochemical anode tail gas oxidizer

#319
20090197132
2009-08-06

FUEL-CELL STRUCTURE

#320
20090193974
2009-08-06

Cross-pleated membrane cartridges, and method and apparatus for making cross-pleated membrane cartridges

#321
20090191435
2009-07-30

Covers for electrochemical cells and related methods

#322
20090191432
2009-07-30

Fuel cell system cathode inlet relative humidity control

#323
20090188872
2009-07-30

Water transfer device employing a water buffer to increase water flux

#324
20090155634
2009-06-18

Method to maximize fuel cell voltage during start-up

#325
20090148747
2009-06-11

Water flow system for a fuel cell

#326
20090130495
2009-05-21

Humidifying system

#327
20090121366
2009-05-14

Humidifier

#328
20090117422
2009-05-07

Balanced Humidity by Cross Coupling WVT and Stack Cathode Flow Paths

#329
20090117415
2009-05-07

Arrangement for supplying a fuel cell with recycled reaction gas

#330
20090104491
2009-04-23

Method for regulating the exhaust temperature of a fuel cell system

#331
20090098425
2009-04-16

Fuel cell system

#332
20090092863
2009-04-09

Fuel cell membrane humidifier plate design

#333
20090047551
2009-02-19

METHODS OF OPERATING FUEL CELL SYSTEMS HAVING A HUMIDIFICATION DEVICE

#334
20080318093
2008-12-25

Hydrogen recirculation apparatus for fuel cell vehicle

#335
20080311451
2008-12-18

Fuel cell system and fuel cell control method

#336
20080292927
2008-11-27

Humidity controllable cathode end plate and air breathing fuel cell stack the same

#337
20080261089
2008-10-23

Fuel cell system and method for controlling fuel cell system

#338
20080248340
2008-10-09

Fuel cell system

#339
20080241632
2008-10-02

Use of Hydrophilic Treatment in a Water Vapor Transfer Device

#340
20080241606
2008-10-02

METHOD AND APPARATUS FOR HUMIDIFYING A GAS IN FUEL CELL SYSTEMS

#341
20080237902
2008-10-02

Humidifier

#342
20080220305
2008-09-11

Method and apparatus for internal hydration of a fuel cell system

#343
20080217795
2008-09-11

HUMIDIFIER DEVICE FOR FUEL CELL

#344
20080199743
2008-08-21

Ambient pressure fuel cell system employing partial air humidification

#345
20080193813
2008-08-14

Fuel Cell Device and Mobile Electronic Device with the Same

#346
20080187808
2008-08-07

Integrated Humidified Fuel Cell Assembly

#347
20080187803
2008-08-07

Wax elements as passive control devices in fuel cell power systems

#348
20080187789
2008-08-07

Integrated fuel cell and heat engine hybrid system for high efficiency power generation

#349
20080182149
2008-07-31

High performance, compact and low pressure drop spiral-wound fuel cell humidifier design

#350
20080182140
2008-07-31

Method and apparatus for humidification of the membrane of a fuel cell

#351
20080160382
2008-07-03

Compartmentalized storage tank for electrochemical cell system

#352
20080160363
2008-07-03

Control of the Polymer Humidifying Membrane of a Fuel Cell

#353
20080138671
2008-06-12

Thermal control of cathode inlet air flow for a fuel cell system

#354
20080131757
2008-06-05

Gas-liquid separating device and electric power generating apparatus

#355
20080124594
2008-05-29

FUEL CELL SYSTEM HAVING RELIABLE AIR SUPPLY LINE

#356
20080118810
2008-05-22

FUEL RECYCLING DEVICE AND FUEL CELL SYSTEM HAVING THE SAME

#357
20080113230
2008-05-15

Method and apparatus for improving water balance in fuel cell power unit

#358
20080113228
2008-05-15

Method and apparatus for improving water balance in fuel cell power unit

#359
20080107940
2008-05-08

Fuel cell system for computing fuel level

#360
20080102335
2008-05-01

Thermally integrated fuel cell humidifier for rapid warm-up

#361
20080096073
2008-04-24

Dual function heat exchanger for start-up humidification and facility heating in SOFC system

#362
20080096057
2008-04-24

Fuel cell system, operation method thereof, and fuel cell vehicle

#363
20080088043
2008-04-17

Fuell cell system and operation method of fuel cells

#364
20080081238
2008-04-03

Water transfer efficiency improvement in a membrane humidifier by reducing dry air inlet temperature

#365
20080079180
2008-04-03

Hybrid humidifier for a fuel cell

#366
20080075994
2008-03-27

Fuel cell system having at least one fuel cell

#367
20080070078
2008-03-20

Jet fuel based high pressure solid oxide fuel cell system

#368
20080044698
2008-02-21

Fuel cell system

#369
20080038610
2008-02-14

Fuel cells evaporative reactant gas cooling and operational freeze prevention

#370
20080014493
2008-01-17

FUEL CELL HAVING WATER RECIRCULATION PLATE

#371
20070287042
2007-12-13

Cathode transient humidity control in a fuel cell system

#372
20070287041
2007-12-13

System level adjustments for increasing stack inlet RH

#373
20070269708
2007-11-22

Fuel cell system having water recovering and circulating structure

#374
20070264538
2007-11-15

Gas conditioning device and method

#375
20070259233
2007-11-08

Fuel cell system having unreacted gas discharge pipeline

#376
20070218326
2007-09-20

Approach of solving humidification device turndown ratio for proton exchange membrane fuel cells

#377
20070207371
2007-09-06

Fuel cell

#378
20070207352
2007-09-06

Fuel cell with recovering unit and method for driving the same

#379
20070172716
2007-07-26

Modified fuel cells with internal humidification and/or temperature control systems

#380
20070160887
2007-07-12

Power generator having multiple layers of fuel cells

#381
20070160881
2007-07-12

Fuel cell system

#382
20070148505
2007-06-28

Humidifying a reactant flow of a fuel cell system

#383
20070144454
2007-06-28

Evaporative humidifier for fuel cell system

#384
20070141450
2007-06-21

Rechargeable fuel cell with double cathode

#385
20070141412
2007-06-21

Sensorless relative humidity control in a fuel cell application

#386
20070138309
2007-06-21

Non-linear cathode inlet/outlet humidity control

#387
20070134526
2007-06-14

Fuel cell system and water recovery method thereof

#388
20070122669
2007-05-31

Fuel cell system and fuel cell automobile vehicle

#389
20070107454
2007-05-17

Temperature/humidity exchanger

#390
20070099063
2007-05-03

Solid polymer fuel cell

#391
20070099037
2007-05-03

Cascaded stack with gas flow recycle in the first stage

#392
20070096348
2007-05-03

Humidification device for fuel battery system

#393
20070087251
2007-04-19

Water recovery system and direct liquid feed fuel cell having the same

#394
20070087242
2007-04-19

FUEL CELL HAVING TEMPERATURE-HUMIDITY CONTROLLER

#395
20070087239
2007-04-19

Fuel cell fluid management system

#396
20070072049
2007-03-29

FUEL CELL AND FUEL CELL SYSTEM

#397
20070065708
2007-03-22

Water blocking layer and wicking reservoir for PEMFC

#398
20070042237
2007-02-22

Mixed reactant fuel cell system with vapor recovery and method of recovering vapor

#399
20070017369
2007-01-25

Fuel cell anode exhaust fuel recovery by adsorption

#400
20070017368
2007-01-25

Gas separation method and apparatus using partial pressure swing adsorption

#401
20060278452
2006-12-14

Intake structure in fuel cell powered vehicle, and motorcycle with fuel cell mounted thereon

#402
20060251943
2006-11-09

Polymer electrolyte fuel cell power generation system

#403
20060248799
2006-11-09

High temperature fuel cell system with integrated heat exchanger network

#404
20060234094
2006-10-19

Control device of vehicular fuel cell system and related method

#405
20060228597
2006-10-12

Method for humidifying a reactant stream for a fuel cell

#406
20060134474
2006-06-22

Fuel cell humidification system

#407
20060121322
2006-06-08

Systems and methods for fuel cell shutdown

#408
20060115696
2006-06-01

Hydrogen gas humidity control apparatus, fuel cell, hydrogen gas humidity controlling method, and humidity control method for fuel cell

#409
20060112827
2006-06-01

Humidifier and a method for producing the same

#410
20060099467
2006-05-11

Integrated high temperature PEM fuel cell system

#411
20060093883
2006-05-04

Polymer electrolyte membrane fuel cell stack

#412
20060040151
2006-02-23

Humidifying devices and methods for proton exchange membranes of fuel cells

#413
20050280166
2005-12-22

Humidifier

#414
20050275120
2005-12-15

Reactant gas humidification apparatus and reactant gas humidification method

#415
20050260469
2005-11-24

Fuel reformer system with improved water transfer

#416
20050247619
2005-11-10

Moisture exchange module having bundle of moisture permeable hollow fibre membranes

#417
20050247200
2005-11-10

Moisture exchange module containing a bundle of moisture-permeable hollow fiber membranes

#418
20050241482
2005-11-03

Moisture exchange module having a bundle of moisture-permeable hollow fibre membranes

#419
20050221133
2005-10-06

Fuel cell-use humidifier

#420
20050214614
2005-09-29

Fuel cell system

#421
20050198899
2005-09-15

System and process for producing a reformate

#422
20050191530
2005-09-01

Method for humidifying a reactant stream for a fuel cell

#423
20050188844
2005-09-01

Temperature-humidity exchanger

#424
20050181251
2005-08-18

Fuel cell system

#425
20050164061
2005-07-28

Fuel cell system

#426
20050164053
2005-07-28

Ventilation system for fuel cell water tank

#427
20050147863
2005-07-07

Fuel supply system for fuel cell system designed to ensure stability in regulating flow rate of recirculated off-gas

#428
20050147853
2005-07-07

Method of operating a fuel cell with fuel recirculation

#429
20050121812
2005-06-09

Humidifier

#430
20050112454
2005-05-26

Alkaline electrolyte fuel cells with improved hydrogen-oxygen supply system

#431
20050112430
2005-05-26

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

#432
20050112429
2005-05-26

Moisture stabilization for a fuel cell power plant system

#433
20050106445
2005-05-19

Fuel cell oxygen removal and pre-conditioning system

#434
20050074650
2005-04-07

Textured electrolyte for a solid oxide fuel cell

#435
20050074640
2005-04-07

Fuel cell system and operation method thereof

#436
20050064261
2005-03-24

Internal PEM fuel cell water management

#437
20050019628
2005-01-27

Low temperature fuel cell power plant operation

#438
20050008923
2005-01-13

Water management in a direct methanol fuel cell system

#439
18338205
2024-04-02

Liquid water from fuel cell exhaust for cabin humidity control

#440
13304214
2016-07-26

Integrated water separator and reactant humidifier for fuel cells