ClassID:

213440

H01M8/04126 - 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

Recent Application in this class:
#301
20110039168
2011-02-17

Rapid light-off catalytic combustor for fuel cell vehicle

#302
20110014529
2011-01-20

Fuel cell with low water consumption

#303
20110008689
2011-01-13

SYSTEM AND METHOD FOR HUMIDIFYING A MASTER FUEL CELL STACK WITH A SLAVE FUEL CELL STACK

#304
20100330440
2010-12-30

Method of operating fuel cell with high power and high power fuel cell system

#305
20100323265
2010-12-23

MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL

#306
20100285386
2010-11-11

HIGH POWER FUEL STACKS USING METAL SEPARATOR PLATES

#307
20100279190
2010-11-04

Cathode saturation arrangement for fuel cell power plant

#308
20100273082
2010-10-28

Structure and method for optimizing system efficiency when operating an SOFC system with alcohol fuels

#309
20100266917
2010-10-21

Fuel cell systems with maintenance hydration by displacement of primary power

#310
20100261079
2010-10-14

Fuel cell system

#311
20100261073
2010-10-14

Solid oxide fuel cell with recycled core outlet products

#312
20100255390
2010-10-07

Fuel cell system operation method

#313
20100239922
2010-09-23

FUEL CELL SYSTEM AND METHOD OF DRIVING THE SAME

#314
20100221642
2010-09-02

Fuel cell system with suction operation for an aircraft

#315
20100221632
2010-09-02

Method and Apparatus for Forming a Wetting Nominal Value for a Fuel Cell Unit

#316
20100221620
2010-09-02

FUEL CELL SYSTEM AND OPERATION METHOD THEREOF

#317
20100216040
2010-08-26

HUMIDIFIER AND FUEL CELL SYSTEM USING THE SAME

#318
20100203401
2010-08-12

HUMIDIFICATION SYSTEM USING INJECTOR FOR FUEL CELL STACK

#319
20100196790
2010-08-05

MEMBRANE AND ELECTRODE ASSEMBLY AND FUEL CELL

#320
20100193975
2010-08-05

HUMIDIFIER

#321
20100190078
2010-07-29

Shutdown strategy for enhanced water management

#322
20100190068
2010-07-29

Fuel cell stack coupled to a humidifier via an inclined channel

#323
20100190067
2010-07-29

MANAGEMENT OF FUEL CONTAMINATORS IN FUEL CELLS

#324
20100183936
2010-07-22

Modular fuel cell power system

#325
20100183932
2010-07-22

Humidity regulation fuel cell

#326
20100167141
2010-07-01

Apparatus and method for acceleratively activating fuel cell

#327
20100151342
2010-06-17

TUBULAR FUEL CELL DESIGN WITH IMPROVED CONSTRUCTION AND OPERATING EFFICIENCY

#328
20100151337
2010-06-17

Humidifier and fuel cell system

#329
20100143815
2010-06-10

Fuel cell

#330
20100137492
2010-06-03

Use of a Elastomer Blend as a Material in the Insertion Area of Fuel Cell

#331
20100130265
2010-05-27

Device and method for controlling the humidification of a fuel cell

#332
20100124681
2010-05-20

Fuel cell system comprising fuel cell stack, and method for producing fuel cell stack

#333
20100119914
2010-05-13

Electrochemical Device Comprising One or More Fuel Cells

#334
20100119897
2010-05-13

HYDROGEN FUEL CELL SYSTEMS

#335
20100119887
2010-05-13

Fuel cell system and activation method for fuel cell

#336
20100112395
2010-05-06

Fuel cell system with rotation mechanism

#337
20100104908
2010-04-29

Fuel cell system and operating method thereof

#338
20100104902
2010-04-29

Fuel cell system

#339
20100068590
2010-03-18

Hydrophilic layer for use in a fuel cell

#340
20100068583
2010-03-18

FUEL CELL STACK

#341
20100068580
2010-03-18

Fuel cell system

#342
20100047635
2010-02-25

Hydrating A Reactant Flow Of An Electrochemical Stack

#343
20100040912
2010-02-18

Process for operating a fuel cell in dry conditions

#344
20100035106
2010-02-11

Fuel cell system

#345
20100028731
2010-02-04

OPERATION METHOD OF FUEL CELL SYSTEM AND FUEL CELL SYSTEM

#346
20100028728
2010-02-04

Humidification control during shutdown of a fuel cell system

#347
20100019400
2010-01-28

WVT design for reduced mass and improved sealing reliability

#348
20100015486
2010-01-21

Power generating plant

#349
20090317690
2009-12-24

APPARATUS FOR HUMIDIFYING A GAS FLOW

#350
20090317676
2009-12-24

Three-way diverter assembly for a fuel cell system

#351
20090311565
2009-12-17

Cooling system and method of a fuel cell

#352
20090311560
2009-12-17

Method for reverse activation of fuel cell

#353
20090297907
2009-12-03

FUEL CELL SYSTEM AND ELECTRIC EQUIPMENT

#354
20090297894
2009-12-03

Rehydration of fuel cells

#355
20090286109
2009-11-19

Fuel cell system and driving method of fuel cell system

#356
20090280036
2009-11-12

Catalytic combustors keeping contained medium warm in response to hydrostatic valve

#357
20090274939
2009-11-05

Fuel cell system, fuel cell system drive method and fuel container for power generation

#358
20090269637
2009-10-29

Fuel cell module design for robust pressure measurements in freezing conditions

#359
20090269632
2009-10-29

APPARATUS AND METHOD FOR MOISTURIZING A GAS FLOW FLOWING TO A FUEL CELL

#360
20090253001
2009-10-08

Fuel cell system, fuel cell vehicle, and operating method for fuel cell system

#361
20090252998
2009-10-08

Automotive fuel cell water management system and method of operating same

#362
20090252995
2009-10-08

FUEL CELL WITH OXYGEN TRANSPORT MEMBRANE

#363
20090233147
2009-09-17

Fuel cell stack

#364
20090208798
2009-08-20

Humidification system using injector for fuel cell stack

#365
20090202870
2009-08-13

Fuel Cell Employing Hydrated Non-Perfluorinated Hydrocarbon Ion Exchange Membrane

#366
20090197142
2009-08-06

Fuel cell module

#367
20090197134
2009-08-06

Separator plate unit with inclined separating wall having at least one metering point and fuel cell having separator plate unit thereof

#368
20090197132
2009-08-06

FUEL-CELL STRUCTURE

#369
20090191437
2009-07-30

Fuel cell system

#370
20090181267
2009-07-16

Fuel cell system and method of operating the system outside of desired thermal operating conditions

#371
20090176134
2009-07-09

Water recovery assembly for use in high temperature fuel cell systems

#372
20090155636
2009-06-18

Water management for a fuel cell

#373
20090155635
2009-06-18

METHOD OF ACTIVATING MEMBRANE ELECTRODE ASSEMBLY (PEM) OF POLYMER ELECTROLYTE MEMBRANE FUEL CELL (PEMFC) USING CYCLIC VOLTAMMETRY (CV)

#374
20090152488
2009-06-18

Elastomer Blend

#375
20090136788
2009-05-28

Humidity sensing device for use in fuel cell systems

#376
20090130508
2009-05-21

Fuel cell system

#377
20090117444
2009-05-07

Fuel cell system with a metering unit

#378
20090117415
2009-05-07

Arrangement for supplying a fuel cell with recycled reaction gas

#379
20090110969
2009-04-30

Method of operating a solid polymer electrolyte fuel cell and aging apparatus

#380
20090108476
2009-04-30

Humidifier

#381
20090107662
2009-04-30

EVAPORATOR FOR FUEL CELL SYSTEM

#382
20090081489
2009-03-26

On-line system identification and control of fuel cell humidification via HFR measurements

#383
20090075152
2009-03-19

Saddle-ride type fuel cell three-wheeled vehicle

#384
20090068539
2009-03-12

Fuel cell system

#385
20090061263
2009-03-05

FUEL CELL SYSTEM AND METHOD FOR ESTIMATING OUTPUT CHARACTERISTIC OF FUEL CELL

#386
20090047552
2009-02-19

Apparatus for conditioning temperature of a fluid stream

#387
20090029227
2009-01-29

APPARATUS, SYSTEM, AND METHOD FOR SECURING A CARTRIDGE

#388
20090025293
2009-01-29

APPARATUS, SYSTEM, AND METHOD FOR PROCESSING HYDROGEN GAS

#389
20090023042
2009-01-22

Water trap device for fuel cell vehicle

#390
20090000837
2009-01-01

Saddle riding type fuel cell vehicle

#391
20080311438
2008-12-18

Fuel cell humidity control system and method

#392
20080299423
2008-12-04

FUEL CELL SYSTEMS WITH MAINTENANCE HYDRATION

#393
20080299420
2008-12-04

Fuel cell systems with maintenance hydration by displacement of primary power

#394
20080292936
2008-11-27

MANIFOLD FOR FUEL CELLS

#395
20080280168
2008-11-13

Fuel cell

#396
20080248336
2008-10-09

Water management in fuel cells

#397
20080226964
2008-09-18

Fuel cell system

#398
20080220295
2008-09-11

Rapid light-off catalytic combustor for fuel cell vehicle

#399
20080206608
2008-08-28

Method for dynamic adaptive relative humidity control in the cathode of a fuel cell stack

#400
20080182148
2008-07-31

Method of humidifying fuel cell inlets using wick-based water trap humidifiers

#401
20080182140
2008-07-31

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

#402
20080171238
2008-07-17

Cathode saturation arrangement for fuel cell power plant

#403
20080166601
2008-07-10

Polymer electrolyte membrane and membrane/electrode assembly for polymer electrolyte fuel cell

#404
20080160369
2008-07-03

FUEL CELL DEVICE

#405
20080152987
2008-06-26

Fuel cell system and vehicle with fuel cell system mounted thereon

#406
20080152977
2008-06-26

Humidifier for fuel cell and process for warming the same

#407
20080152968
2008-06-26

Controlling oxidant flows in a fuel cell system

#408
20080152960
2008-06-26

Paraffin fuel cell

#409
20080149410
2008-06-26

Arrangement structure of component parts for fuel cell vehicle

#410
20080118783
2008-05-22

Fiber optic based in-situ diagnostics for PEM fuel cells

#411
20080107929
2008-05-08

Fuel cell system having water-retaining material

#412
20080102348
2008-05-01

Separator for fuel cell having channels for self-humidification

#413
20080085437
2008-04-10

Pleated heat and humidity exchanger with flow field elements

#414
20080075994
2008-03-27

Fuel cell system having at least one fuel cell

#415
20080075993
2008-03-27

Internal proton exchange membrane humidification and cooling with automotive coolant

#416
20080070079
2008-03-20

FUEL CELL SYSTEM

#417
20080057366
2008-03-06

Fuel supply assembly for supplying propane fuel to a fuel cell assembly and fuel cell system employing same

#418
20080057365
2008-03-06

Solid Electrolyte Type Fuel Cell

#419
20080044703
2008-02-21

Fuel cell system

#420
20080038594
2008-02-14

Method of operating a fuel cell stack by monitoring membrane hydration

#421
20080032169
2008-02-07

Heat and water management device and method in fuel cells

#422
20080032164
2008-02-07

Fuel cell cooling and water management system

#423
20080020252
2008-01-24

Fuel cell comprising single layer bipolar plates, water damming layers and MEA of diffusion layers locally treated with water transferring materials, and integrating functions of gas humidification, membrane hydration, water removal and cell cooling

#424
20080020249
2008-01-24

Water Filter For An Electrochemical Fuel Cell System

#425
20080020246
2008-01-24

Fuel cell system

#426
20080014474
2008-01-17

Fuel cell system and activation method for fuel cell

#427
20080003463
2008-01-03

Fuel cell system

#428
20070298295
2007-12-27

Method and system for recovering high power output operation of high temperature fuel cells using a rapid load recovery procedure

#429
20070298294
2007-12-27

Fuel cell and information electronic device mounting the fuel cell

#430
20070287055
2007-12-13

Fuel cell system

#431
20070287039
2007-12-13

Fuel cell system

#432
20070287036
2007-12-13

Gas separator and operating method for the same

#433
20070281197
2007-12-06

Polymer electrolyte fuel cell system

#434
20070281193
2007-12-06

Multiple pressure regime control to minimize RH excursions during transients

#435
20070281188
2007-12-06

Method for operating a fuel cell system and fuel cell system

#436
20070265802
2007-11-15

Fuel cell operation to minimize RH cycles to improve durability

#437
20070259256
2007-11-08

Systems and methods for detecting and indicating fault conditions in electrochemical cells

#438
20070248857
2007-10-25

FUEL CELL SYSTEM

#439
20070246847
2007-10-25

Humidity adjustment apparatus, power generation apparatus, electronic equipment and method of manufacturing hollow fiber membrane module

#440
20070231640
2007-10-04

Fuel cell system including a two-position back-pressure valve

#441
20070231639
2007-10-04

Fuel-cell electric vehicle

#442
20070231629
2007-10-04

Method for providing back-pressure for a fuel cell stack

#443
20070210463
2007-09-13

Fuel cell air humidifier

#444
20070207353
2007-09-06

Cascaded fuel cell stack operation with anode gas recirculation

#445
20070196706
2007-08-23

Fuel cell system

#446
20070190383
2007-08-16

Fuel cell stack

#447
20070186619
2007-08-16

Humidity measuring device and method

#448
20070172720
2007-07-26

FUEL CELL UNIT

#449
20070160881
2007-07-12

Fuel cell system

#450
20070154751
2007-07-05

Fuel cell system having switching fuel flow

#451
20070141405
2007-06-21

METHOD OF MAKING A MEMBRANE ELECTRODE ASSEMBLY COMPRISING A VAPOR BARRIER LAYER, A GAS DIFFUSION LAYER, OR BOTH

#452
20070134522
2007-06-14

Method of activating vehicle fuel cell

#453
20070116993
2007-05-24

Water management of PEM fuel cell stacks using surface active agents

#454
20070111077
2007-05-17

Carbon dioxide remover for direct oxidation fuel cell and fuel cell system having the same

#455
20070104984
2007-05-10

Method for controlling peripheral system and fuel cell system using the same

#456
20070092771
2007-04-26

Fuel cell system and scavenging method for use in a fuel cell system

#457
20070077474
2007-04-05

Fuel cell system water mass balancing scheme

#458
20070065696
2007-03-22

In-vehicle fuel cell system

#459
20070059579
2007-03-15

Fuel cell system with a water holding member

#460
20070048572
2007-03-01

Fuel cell system enclosure

#461
20070048568
2007-03-01

Fuel cell unit, control method for fuel cell unit, and information processing apparatus

#462
20070037027
2007-02-15

Fuel cell power plant

#463
20070037025
2007-02-15

Control assembly for controlling a fuel cell system during shutdown and restart

#464
20070031708
2007-02-08

Fuel cell cogeneration system

#465
20070003804
2007-01-04

Fuel cell system and protection method thereof

#466
20060269810
2006-11-30

Polymer electrolyte fuel cell

#467
20060263653
2006-11-23

Management via dynamic water holdup estimator in a fuel cell

#468
20060263651
2006-11-23

Relative humidity profile control strategy for high current density stack operation

#469
20060257699
2006-11-16

Thermal energy management in electrochemical fuel cells

#470
20060251941
2006-11-09

Method for treating a fuel cell membrane, a fuel cell, and a conditioned fuel cell membrane

#471
20060251934
2006-11-09

High temperature fuel cell system with integrated heat exchanger network

#472
20060251932
2006-11-09

Method of reducing delamination

#473
20060248799
2006-11-09

High temperature fuel cell system with integrated heat exchanger network

#474
20060240302
2006-10-26

Fuel cell operating method with improved hydrogen and oxygen utilization

#475
20060240292
2006-10-26

Fuel cell

#476
20060222924
2006-10-05

Prevention of flooding of fuel cell stack

#477
20060210862
2006-09-21

Fuel cell and oxidant distribution plate for fuel cell

#478
20060201247
2006-09-14

RELATIVE HUMIDITY SENSOR ENCLOSED WITH FORMED HEATING ELEMENT

#479
20060169024
2006-08-03

Gas sensor and fuel cell system and automobile employing the same

#480
20060159969
2006-07-20

Fuel cell system

#481
20060154190
2006-07-13

Catalytic combustors keeping contained medium warm in response to hydrostatic valve

#482
20060134482
2006-06-22

Air humidification for fuel cell applications

#483
20060134480
2006-06-22

A SENSOR ASSEMBLY FOR MEASURING HUMIDITY, PRESSURE AND TEMPERATURE

#484
20060134475
2006-06-22

Air humidifying system for fuel cell stack

#485
20060127722
2006-06-15

Regulator for fuel cell

#486
20060121323
2006-06-08

Cathode saturation arrangement for fuel cell power plant

#487
20060115699
2006-06-01

Fuel cell system

#488
20060115696
2006-06-01

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

#489
20060105219
2006-05-18

Fuel cell component storage or shipment

#490
20060105214
2006-05-18

Preconditioning fuel cell membrane electrode assemblies

#491
20060105211
2006-05-18

Fuel cell system

#492
20060097412
2006-05-11

Gas humidifier

#493
20060093881
2006-05-04

Fuel-cell evaluation equipment

#494
20060078782
2006-04-13

Single-pass, high fuel concentration, mixed-reactant fuel cell generator apparatus and method

#495
20060068250
2006-03-30

Integrated fuel cell power module

#496
20060057445
2006-03-16

Fuel cell system, fuel cell system drive method and fuel container for power generation

#497
20060040145
2006-02-23

Fuel cell electric vehicle

#498
20060040144
2006-02-23

Arrangement of intake and exhaust system components in a fuel cell powered vehicle

#499
20060037904
2006-02-23

Water filter for an electrochemical fuel cell system

#500
20060037801
2006-02-23

Apparatus for protecting a high-voltage wire in an electric vehicle

#501
20060035120
2006-02-16

Fuel cell system

#502
20060029851
2006-02-09

Fuel cell with electroosmotic pump

#503
20060029837
2006-02-09

Humidifier bypass system and method for PEM fuel cell

#504
20060014059
2006-01-19

Fuel cell power generator utilizing substantially or completely closed water supply

#505
20060008695
2006-01-12

Fuel cell with in-cell humidification

#506
20060008689
2006-01-12

Fuel cell system

#507
20050260480
2005-11-24

Cathode humidification of a PEM fuel cell through exhaust gas recirculation into a positive displacement compressor

#508
20050244689
2005-11-03

Separator and fuel cell system using that separator

#509
20050221137
2005-10-06

Fuel humidifier and pre-heater for use in a fuel cell system

#510
20050196660
2005-09-08

Method for measuring water distribution between conductive members, cell for measuring water distribution in polymer membrane and apparatus for measuring water distribution in polymer membrane

#511
20050196654
2005-09-08

Fuel cell system and method of scavenging same

#512
20050186457
2005-08-25

Fuel cell system back-pressure control with a discrete valve

#513
20050175872
2005-08-11

Fuel cell flooding detection

#514
20050164053
2005-07-28

Ventilation system for fuel cell water tank

#515
20050153180
2005-07-14

Functional test and demonstration apparatus for fuel cell power system

#516
20050150276
2005-07-14

IN-SITU MEASUREMENT OF WATER OF HYDRATION IN POLYELECTROLYTE MEMBRANE (PEM) OF FUEL CELL

#517
20050142418
2005-06-30

Fuel cell system

#518
20050136303
2005-06-23

Fuel cell system, operating method thereof, program and recording medium

#519
20050121812
2005-06-09

Humidifier

#520
20050118466
2005-06-02

Method for initial activation of polymer electrolyte fuel cell

#521
20050116365
2005-06-02

Humidifier

#522
20050112437
2005-05-26

Cathode saturation arrangement for fuel cell power plant

#523
20050110172
2005-05-26

Humidifier

#524
20050100780
2005-05-12

Fuel cell and fuel cell system

#525
20050084731
2005-04-21

Fuel cell with humidifier

#526
20050079401
2005-04-14

Fuel cell stack simulator

#527
20050077364
2005-04-14

Temperature/humidity control system for a fuel cell stack and a method thereof

#528
20050077172
2005-04-14

Electrochemical device and gas storage apparatus

#529
20050053814
2005-03-10

Fuel cell system, related method and current measuring device for fuel cell system

#530
20050039958
2005-02-24

Fuel cell hybrid vehicle with automatically watered aqueous batteries

#531
20050037250
2005-02-17

Charge air humidification for fuel cells

#532
20050035127
2005-02-17

Pure water tank for fuel cell system

#533
20050019640
2005-01-27

Gas humidification for cathode supply of a PEM fuel cell

#534
20050019639
2005-01-27

Fuel cell and electric apparatus

#535
20050019627
2005-01-27

Fuel cell power generation system

#536
20050008910
2005-01-13

Fuel cell system

#537
18739229
2024-09-17

Ship hydrogen hybrid propulsion system based on double-rotor motor and method thereof

#538
17746390
2023-06-13

Shell reinforcing structure for fuel cell humidifier

#539
13724146
2014-07-08

Reactant conditioning scheme for fuel cell systems

#540
11732794
2016-02-16

Electrochemical method for the removal of PPM levels of carbon monoxide from hydrogen for a fuel cell