ClassID:

213457

H01M8/04253 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof; Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells Means for solving freezing problems

Recent Application in this class:
#1
20260116237
2026-04-30

VEHICLE FUEL CELL PARK ENERGY RESERVE OPERATIONAL STRATEGY

#2
20260112665
2026-04-23

FUEL CELL SYSTEM

#3
20260106193
2026-04-16

FUEL CELL SYSTEM AND METHOD FOR CONTROLLING A HEATING CURRENT FOR TEMPERATURE CONTROL OF A FUEL CELL STACK OF A FUEL CELL SYSTEM

#4
20260088318
2026-03-26

METHOD FOR OPERATING A FUEL CELL SYSTEM, AND A CONTROL DEVICE

#5
20260058175
2026-02-26

SELF-WAKE-UP CONTROL METHOD, CONTROL UNIT, COMPUTER PROGRAM PRODUCT, AND STORAGE MEDIUM FOR A FUEL CELL SYSTEM AFTER SHUTDOWN

#6
20260058174
2026-02-26

SEALING AIR AND PURGE SUPPLY IN A FUEL CELL SYSTEM VIA AN AIR RESERVOIR

#7
20260038855
2026-02-05

CONTROLLING FREEZE PROTECTION FOR A FUEL CELL VEHICLE

#8
20260031375
2026-01-29

MANAGING OPERATION OF A FUEL CELL SYSTEM IN A FUEL CELL VEHICLE

#9
20260011762
2026-01-08

High-Efficiency Integrated Absorption Cooling System Utilizing Fuel Cell Exhaust Heat

#10
20260005270
2026-01-01

Fuel Cell Vehicle

#11
20250372675
2025-12-04

FUEL CELL SYSTEM CONFIGURED TO OPERATE IN COLD CONDITIONS AND METHOD OF OPERATING THE SAME

#12
20250316729
2025-10-09

FUEL CELL SYSTEM WITH DEFREEZING CAPABILITY

#13
20250260032
2025-08-14

Multi-Fuel Cell System and Control Method Thereof

#14
20250253369
2025-08-07

ANODE SUB-SYSTEM LAYOUT FOR SINGLE VALVE FREEZE PURGE CAPABILITY

#15
20250251056
2025-08-07

VALVE DEVICE

#16
20250219114
2025-07-03

FUEL CELL SYSTEM FOR GENERATING ELECTRIC POWER AND METHOD OF CONTROLLING SAME

#17
20250210677
2025-06-26

FUEL CELL PUMP

#18
20250174685
2025-05-29

FUEL CELL SYSTEM

#19
20250132362
2025-04-24

METHOD FOR DRYING A FUEL CELL, AND FUEL CELL SYSTEM

#20
20250087720
2025-03-13

METHOD FOR STARTING A FUEL CELL AT LOW TEMPERATURES

#21
20250083571
2025-03-13

FUEL CELL VEHICLE THERMAL SYSTEM

#22
20250070194
2025-02-27

METHOD FOR OPERATING A FUEL CELL DEVICE, AND FUEL CELL DEVICE

#23
20240405234
2024-12-05

FUEL CELL SYSTEM HAVING IMPROVED STARTING UNDER FREEZING CONDITIONS

#24
20240405233
2024-12-05

Water Separation Device for a Fuel Cell, Comprising a Movable Valve Mechanism

#25
20240322205
2024-09-26

METHOD FOR OPERATING A FUEL CELL SYSTEM, AND CONTROL DEVICE

#26
20240282985
2024-08-22

PRESSURE SENSOR CONTAINING ICE MITIGATING FEATURE AND ELECTROCHEMICAL SYSTEM USING THE SAME

#27
20240234759
2024-07-11

METHOD FOR CONTROLLING A DRYING PROCESS OF A FUEL CELL SYSTEM

#28
20240222668
2024-07-04

CRYOGENIC FLUID AS CATHODE AIR COOLANT

#29
20240213504
2024-06-27

CONNECTED FUEL CELL VEHICLE PREDICTIVE FREEZE WAKE SCHEDULING

#30
20240204218
2024-06-20

FUEL CELL SYSTEM CONFIGURED TO OPERATE IN COLD CONDITIONS AND METHOD OF OPERATING THE SAME

#31
20240194904
2024-06-13

SYSTEMS AND METHODS FOR OPERATING A FUEL CELL COMPRESSOR AS A COOLANT HEATER

#32
20240186545
2024-06-06

FUEL CELL SYSTEM FREEZE-START SYSTEMS AND METHODS

#33
20240178418
2024-05-30

METHOD FOR OPERATING A FUEL CELL SYSTEM, AND FUEL CELL SYSTEM

#34
20240142054
2024-05-02

GAS MANAGEMENT APPARATUS, AND METHOD FOR CONDITIONING ANODE GAS OF A FUEL CELL

#35
20240120513
2024-04-11

FREEZE PROTECTION METHOD, FUEL CELL SYSTEM FOR CARRYING OUT THE SAME AND VEHICLE HAVING SUCH A FUEL CELL SYSTEM

#36
20240084806
2024-03-14

SIDE CHANNEL COMPRESSOR FOR A FUEL CELL SYSTEM, FUEL CELL SYSTEM, AND USE OF A SIDE CHANNEL COMPRESSOR

#37
20240072277
2024-02-29

FUEL CELL SYSTEM

#38
20240055630
2024-02-15

FUEL-CELL SYSTEM WITH PROTECTION FROM ICING

#39
20230392708
2023-12-07

Valve device having anti-freeze function

#40
20230378496
2023-11-23

SYSTEM AND METHOD OF DRAINING RESIDUAL WATER OF A FUEL CELL FOR A VEHICLE

#41
20230335764
2023-10-19

METHOD FOR OPERATING A FUEL CELL DEVICE, THE FUEL CELL DEVICE, AND A MOTOR VEHICLE OUTFITTED WITH A FUEL CELL DEVICE

#42
20230299317
2023-09-21

Multi-fuel cell system and control method thereof

#43
20230268526
2023-08-24

SYSTEM FOR PROTECTING A FUEL CELL FROM COLD TEMPERATURES

#44
20230253591
2023-08-10

FREEZE CAPABLE WATER SCRUBBER FOR FUEL CELL ENGINES

#45
20230213242
2023-07-06

WATER TANK HEATING METHOD AND UNIT, ELECTRONIC DEVICE AND SOFC SYSTEM

#46
20230197988
2023-06-22

FUEL CELL SYSTEM

#47
20230170501
2023-06-01

WATER DRAIN SYSTEM FOR A FUEL CELL VEHICLE AND A CONTROL METHOD THEREFOR

#48
20230163330
2023-05-25

Fuel cell system for generating electric power and method of controlling same

#49
20230143467
2023-05-11

Method and Device for Supporting a Refueling Process of a Vehicle Having a Fuel Cell

#50
20230101923
2023-03-30

SYSTEMS AND METHODS FOR LIQUID HEATING BALANCE OF PLANT COMPONENTS OF A FUEL CELL MODULE

#51
20230045434
2023-02-09

Metal Hydride-Hydrogen Tank System With A Frost-Start Capability

#52
20230024605
2023-01-26

Air control valve for fuel cell

#53
20220384825
2022-12-01

METHOD FOR ACTUATING A METERING VALVE

#54
20220320537
2022-10-06

Fuel cell system and method for removing water from the fuel cell system

#55
20220311026
2022-09-29

Fuel cell system

#56
20220285705
2022-09-08

Fuel cell system

#57
20220223886
2022-07-14

Method for starting a fuel cell device under frost starting conditions and a fuel cell device and motor vehicle

#58
20220223883
2022-07-14

Fuel cell system

#59
20220190365
2022-06-16

System and method for controlling cold start of fuel cell

#60
20220158204
2022-05-19

CATALYTIC HEATERS FOR EVAPORATIVELY COOLED FUEL CELL SYSTEMS

#61
20220140368
2022-05-05

System and method for injecting a deicing agent in a muffler for a fuel cell electric vehicle

#62
20220115679
2022-04-14

Fuel cell system

#63
20210376350
2021-12-02

Fuel cell system

#64
20210351422
2021-11-11

Fuel cell system and method of controlling fuel cell system

#65
20210313602
2021-10-07

Fuel cell system

#66
20210305601
2021-09-30

Method for preparation for the start of a parked fuel cell system

#67
20210305600
2021-09-30

Method of operating fuel cell system

#68
20210305599
2021-09-30

Method of operating fuel cell system

#69
20210305594
2021-09-30

FLUID CHARGING SYSTEM AND NOZZLE DEVICE

#70
20210265644
2021-08-26

Method and apparatus for subzero start-up of fuel cell

#71
20210257637
2021-08-19

FUEL CELL SYSTEM AND CONTROL METHOD THEREOF

#72
20210257636
2021-08-19

Fuel cell system

#73
20210257635
2021-08-19

Fuel cell system and control method thereof

#74
20210257633
2021-08-19

Power supply device having a fuel cell device and a battery, fuel cell vehicle, and method for starting a power supply device

#75
20210242477
2021-08-05

Method for start preparation

#76
20210226235
2021-07-22

Fuel cell system and method of controlling fuel cell system

#77
20210226231
2021-07-22

Devices and Methods for Controlling A Fluid Module

#78
20210210777
2021-07-08

Fuel Cell System

#79
20210202967
2021-07-01

Fuel cell system and control method of fuel cell system

#80
20210194024
2021-06-24

Fuel cell system

#81
20210194022
2021-06-24

Fuel cell system and purge method therefor

#82
20210175525
2021-06-10

Fuel cell system

#83
20210143454
2021-05-13

Fuel cell system and method of operating the fuel cell system at low temperature

#84
20210135260
2021-05-06

Fuel cell, control method for fuel cell, and computer readable recording medium

#85
20210091394
2021-03-25

Method of starting operation of fuel cell system at low temperature, and the fuel cell system

#86
20210075044
2021-03-11

Fuel cell vehicle and method of setting stop time scavenging period of the vehicle

#87
20210075037
2021-03-11

Supply device having a fuel cell device and a battery, and method for frost-starting a supply device

#88
20210007185
2021-01-07

End cell heater for fuel cell

#89
20200388866
2020-12-10

Fuel cell freeze start method with anode pressure control

#90
20200388865
2020-12-10

Air-cooled fuel-cell freeze-protection system

#91
20200373591
2020-11-26

Humidification system, and fuel cell system comprising a humidification system

#92
20200358115
2020-11-12

Valve

#93
20200313210
2020-10-01

Shutdown control method and shutdown control system of fuel cell

#94
20200303750
2020-09-24

Coolant storage tank

#95
20200280082
2020-09-03

Fuel cell system and control method

#96
20200259192
2020-08-13

Heat exchange device and fuel cell system using the same

#97
20200259191
2020-08-13

Method for operating a fuel cell and controller therefore

#98
20200251754
2020-08-06

Cooling module for a fuel cell system and method of detecting flowable coolant in a fuel cell system

#99
20200194812
2020-06-18

Control method for fuel cell system to prevent freezing in air exhaust system

#100
20200185739
2020-06-11

Fuel cell system

#101
20200173321
2020-06-04

Silencer for fuel cell vehicles

#102
20200153007
2020-05-14

Cold start control system and control method for fuel cell

#103
20200127312
2020-04-23

FUEL CELL SYSTEM, CONTROL METHOD THEREFOR, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM IN WHICH A PROGRAM IS STORED

#104
20200127311
2020-04-23

Fuel cell system and method of controlling fuel cell system

#105
20200119377
2020-04-16

Direct liquid fuel cell power generation device

#106
20200091537
2020-03-19

Fuel cell stack and method for operating a fuel cell stack

#107
20200075975
2020-03-05

FUEL CELL VEHICLE

#108
20200044269
2020-02-06

Fuel cell system

#109
20200036018
2020-01-30

Fuel cell system

#110
20200036017
2020-01-30

Fuel cell system and method for controlling the fuel cell system

#111
20190372142
2019-12-05

Controller for estimating relative humidity and condensed water, and method for controlling condensed water drain using the same

#112
20190372141
2019-12-05

Controller for estimating relative humidity and condensed water, and method for controlling condensed water drain using the same

#113
20190363384
2019-11-28

Controller for estimating relative humidity and condensed water, and method for controlling condensed water drain using the same

#114
20190363375
2019-11-28

Gas and water discharge unit for fuel cell system

#115
20190320717
2019-10-24

Battery powered aerosol-generating device comprising a temperature dependent battery pre-heating

#116
20190305342
2019-10-03

Preventing the formation of black ice as a result of exhaust water from motor vehicles

#117
20190245222
2019-08-08

Coolant storage tank

#118
20190237779
2019-08-01

Fuel cell system and fuel cell vehicle

#119
20190214662
2019-07-11

Fuel cell system for a vehicle

#120
20190198901
2019-06-27

Fuel cell system and method of providing surfactant fuel bubbles

#121
20190198898
2019-06-27

Fuel cell system and control method thereof

#122
20190198897
2019-06-27

FUEL CELL SYSTEM AND CONTROL METHOD THEREOF

#123
20190173111
2019-06-06

Fuel cell system

#124
20190165396
2019-05-30

Cooling system dT/dt based control

#125
20190165392
2019-05-30

Fuel cell system

#126
20190131642
2019-05-02

Fuel cell system and control method for turbine

#127
20190123365
2019-04-25

Fuel cell module

#128
20190109339
2019-04-11

FUEL CELL SYSTEM

#129
20190084442
2019-03-21

Anode exhaust reservoir assembly

#130
20190058203
2019-02-21

Shutdown and storage method for fuel cell system at below freezing temperatures

#131
20190013531
2019-01-10

Fuel cell module

#132
20180331379
2018-11-15

Fuel cell, control method for fuel cell, and computer readable recording medium

#133
20180323451
2018-11-08

Concave fuel cell knock out drain

#134
20180309143
2018-10-25

Fuel cell system

#135
20180301722
2018-10-18

Fuel cell system

#136
20180301721
2018-10-18

Fuel cell system

#137
20180294493
2018-10-11

Fuel cell system and method of controlling the same

#138
20180277867
2018-09-27

TIME-CONTROLLED CARTRIDGE HEATER FOR FUEL CELL KNOCK OUT DRAIN

#139
20180277863
2018-09-27

Fuel cell system and remaining water purging control method

#140
20180219237
2018-08-02

Fuel Cell Freeze Protection Device and System

#141
20180205100
2018-07-19

Fuel cell system

#142
20180175394
2018-06-21

Method of manufacturing electrode for fuel cells with enhanced freezing resistance

#143
20180138530
2018-05-17

Circuit and method for cell voltage sensing in fuel cell stack

#144
20180108925
2018-04-19

Apparatus and method for diagnosing state of fuel cell stack

#145
20180102558
2018-04-12

System and device for water evaporation of fuel cell and control method thereof

#146
20180040905
2018-02-08

TEXTURED FUEL CELL COMPONENTS FOR IMPROVED WATER MANAGEMENT

#147
20180026281
2018-01-25

KNOCK-OUT VALVE WITH AN EXTENSION TUBE FOR FUEL CELL PURGING

#148
20180026279
2018-01-25

TOROIDAL SCAVENGED RESERVOIR FOR FUEL CELL PURGE LINE SYSTEM

#149
20180020506
2018-01-18

End cell heater for fuel cell

#150
20180019485
2018-01-18

Control of fuel cell cooling system in a vehicle

#151
20170352896
2017-12-07

Fuel cell system

#152
20170331127
2017-11-16

Fuel cell and coolant storage

#153
20170331126
2017-11-16

End cell heater for fuel cell, and fuel cell including same

#154
20170331125
2017-11-16

Constant voltage control method and system of fuel cell vehicle

#155
20170309926
2017-10-26

Fuel cell and motor vehicle

#156
20170263954
2017-09-14

Fuel cell stack thermal management

#157
20170250427
2017-08-31

Fuel battery system and control method for fuel battery system

#158
20170250426
2017-08-31

POWER GENERATION STOPPING METHOD FOR FUEL CELL SYSTEM AND FUEL CELL SYSTEM

#159
20170248657
2017-08-31

Power generation characteristic estimation device for fuel cell

#160
20170237094
2017-08-17

Fuel cell system and method of controlling fuel cell system

#161
20170214069
2017-07-27

Fuel cell system and control method for fuel cell system

#162
20170214065
2017-07-27

Coolant storage tank

#163
20170187053
2017-06-29

Fuel cell system and control method for fuel cell system

#164
20170179512
2017-06-22

Method for the predictive operation of a fuel cell or a high-voltage accumulator

#165
20170149076
2017-05-25

Fuel cell system, control method of fuel cell system, and fuel cell control apparatus

#166
20170092967
2017-03-30

Fuel cell stack with multilayer type collector plate

#167
20170084939
2017-03-23

Shutdown and storage method for fuel cell system at below freezing temperatures

#168
20170069922
2017-03-09

Fuel cell system including control of rotation speed of a gas pump

#169
20170033378
2017-02-02

Method and system for controlling start of fuel cell

#170
20160380294
2016-12-29

Fuel cell system and emergency stop method

#171
20160380288
2016-12-29

Warming feature for aircraft fuel cells

#172
20160380287
2016-12-29

Vehicle

#173
20160380286
2016-12-29

Fuel cell system

#174
20160372768
2016-12-22

Method for cold-start of fuel cell stack

#175
20160344047
2016-11-24

Method for purging a fuel cell and device for carrying out said method

#176
20160344046
2016-11-24

Fuel cell system having valve module between fuel cell stack and humidifier

#177
20160329583
2016-11-10

Fuel cell system

#178
20160322658
2016-11-03

COMPOSITE END CELL THERMAL BARRIER WITH AN ELECTRICALLY CONDUCTING LAYER

#179
20160315338
2016-10-27

Method of controlling fuel cell system

#180
20160301091
2016-10-13

Controller for estimating relative humidity and condensed water, and method for controlling condensed water drain using the same

#181
20160276683
2016-09-22

Method for preparing to start a fuel cell system

#182
20160204455
2016-07-14

Simplification of the electrical system of fuel cells by means of depletion of the cathode supply

#183
20160141686
2016-05-19

Fuel cell system

#184
20160141672
2016-05-19

Fuel cell system and method for discharging fluid in the system

#185
20160141668
2016-05-19

Fuel cell system and start-up method thereof

#186
20160141666
2016-05-19

System for controlling low-temperature starting of fuel cell vehicle and method for the same

#187
20160141665
2016-05-19

Fuel cell system and fuel cell system control method

#188
20160141652
2016-05-19

Fuel cell system

#189
20160133971
2016-05-12

Flow control method of cooling medium in a fuel cell system, and fuel cell system

#190
20160133963
2016-05-12

Residual water scavenging processing method in fuel cell system and fuel cell system

#191
20160079621
2016-03-17

Fuel cell system and control method thereof

#192
20150349360
2015-12-03

Fuel cell system and control method therefor

#193
20150340716
2015-11-26

Fuel cell system and control method for same

#194
20150311547
2015-10-29

Fuel cell cathode balance of plant freeze strategy

#195
20150280262
2015-10-01

Fuel cell system and control method

#196
20150214561
2015-07-30

Fuel cell system and control method thereof

#197
20150125767
2015-05-07

Fuel cell system and control method for the same

#198
20150120111
2015-04-30

Method and apparatus for controlling cold start of fuel cell vehicle

#199
20150104722
2015-04-16

Freeze-tolerant valve

#200
20150099200
2015-04-09

Freeze preparation for a fuel cell system

#201
20150044590
2015-02-12

Method for operating a fuel cell stack for a fuel cell system, and fuel cell system

#202
20150044585
2015-02-12

Fuel cell system and method of operating the same

#203
20150030946
2015-01-29

Apparatus and method for fuel cell start from freezing without melting ice

#204
20150017561
2015-01-15

Fuel cell system

#205
20150010838
2015-01-08

Fuel cell system and method of operating the same

#206
20140335430
2014-11-13

Fuel cell system and operating method therefor

#207
20140272650
2014-09-18

Slip stream for reliable anode to cathode flow in freeze conditions

#208
20140272646
2014-09-18

Fuel cell system and method to prevent water-induced damage

#209
20140242481
2014-08-28

Separating device for a fuel cell system, fuel cell system with the separating device and method for operating the separating device

#210
20140227618
2014-08-14

Fuel cell system

#211
20140205923
2014-07-24

Power generation characteristic estimation device for fuel cell

#212
20140178779
2014-06-26

Fuel cell system comprising a water separator

#213
20140134508
2014-05-15

Fuel cell system and method for controlling fuel cell system

#214
20140120449
2014-05-01

Fuel cell plate and stack of cells comprising such a plate

#215
20140093801
2014-04-03

Automated cold storage protection for a fuel cell system

#216
20140069066
2014-03-13

FILTER DEVICE

#217
20140065503
2014-03-06

Cooling system for a fuel cell

#218
20140057190
2014-02-27

DIRECT OXIDATION TYPE FUEL CELL SYSTEM

#219
20140017585
2014-01-16

Cooling system for a fuel cell

#220
20140011105
2014-01-09

Reverse flow relief valve for a fuel cell system

#221
20130337354
2013-12-19

Power generation system and method of operating the same

#222
20130295479
2013-11-07

Humid stream orifice via geometry and material that is robust to becoming blocked

#223
20130288082
2013-10-31

Warming feature for aircraft fuel cells

#224
20130280628
2013-10-24

Extended valve orifice for fuel cell

#225
20130273448
2013-10-17

Freeze tolerant fuel cell fuel pressure regulator

#226
20130260185
2013-10-03

Subzero ambient shutdown purge operating strategy for PEM fuel cell system

#227
20130252123
2013-09-26

Fuel cell power plant operating system and method for use in sub-freezing ambient conditions

#228
20130202979
2013-08-08

Piping unit for fuel cell, fuel cell unit equipped with piping unit and fuel cell system

#229
20130196241
2013-08-01

Freeze start method for fuel cells

#230
20130149618
2013-06-13

Fuel cell system

#231
20130146795
2013-06-13

Freeze robust anode valve and passage design

#232
20130089798
2013-04-11

Fuel cell

#233
20130065149
2013-03-14

Counter-freeze control method for fuel cell system

#234
20130052553
2013-02-28

High pressure gas supply system and fuel cell system

#235
20120308905
2012-12-06

Fuel cell system and control method of same

#236
20120285131
2012-11-15

Filter device

#237
20120244450
2012-09-27

System and method for reducing radiator sizes for low temperature fuel cell systems

#238
20120237844
2012-09-20

Method for Operating a Fuel Cell System

#239
20120189930
2012-07-26

FUEL CELL SYSTEM

#240
20120183885
2012-07-19

Fuel cell system with anti-freeze structure

#241
20120183875
2012-07-19

Fuel cell system

#242
20120171590
2012-07-05

CONTROL DEVICE AND CONTROL METHOD FOR FUEL CELL SYSTEM

#243
20120148927
2012-06-14

Controller for estimating relative humidity and condensed water, and method for controlling condensed water drain using the same

#244
20120141898
2012-06-07

Fuel cell system

#245
20120141895
2012-06-07

System and method for controlling operation of fuel cell hybrid system by switching to battery power in response to idle stop condition

#246
20120107706
2012-05-03

Fuel cell system and control method at starting in the fuel cell system

#247
20120094200
2012-04-19

Freeze Start Method for Fuel Cells

#248
20120088174
2012-04-12

Composite end cell thermal barrier with an electrically conducting layer

#249
20120021321
2012-01-26

Fuel cell system

#250
20120021309
2012-01-26

FUEL CELL SYSTEM

#251
20120015272
2012-01-19

Fuel cell system

#252
20120003557
2012-01-05

Fuel cell system and start-up control method therefor

#253
20110311891
2011-12-22

Fuel Cell Based Power Generation Systems and Methods of Operating the Same

#254
20110281186
2011-11-17

APPARATUS AND METHOD FOR FUEL CELL START FROM FREEZING WITHOUT MELTING ICE

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2011-10-27

Controls giving −25° C. freeze start capability to a fuel cell system

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2011-10-27

Fuel cell system having a reformer

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2011-09-01

Fuel cell system

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2011-08-25

Relative humidity control for a fuel cell

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2011-08-11

Method and Control Unit for Automatic Selection of an Operating Mode for a Vehicle With Fuel Cells

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2011-08-04

Apparatus for Supplying a Fuel Cell in a Fuel Cell System with Fuel Gas

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2011-07-28

Fuel cell system and vehicle having fuel cell system

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2011-07-07

Fuel Cell System And Method Of Use

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2011-07-07

Fuel cell system with mechanical check valve

#264
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2011-06-30

Vehicle fuel cell cooling system

#265
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2011-06-16

Saturated vapor block for frozen fuel cell power plant

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2011-06-16

FUEL CELL SYSTEM

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2011-06-09

FUEL CELL SYSTEM AND CONTROL METHOD OF THE SAME

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2011-06-02

Fuel cell device having a liquid soak up region

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2011-05-19

Method for detecting ice blocking of fuel cell stack and controlling fuel cell vehicle using the same

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2011-05-05

TAILORING LIQUID WATER PERMEABILITY OF DIFFUSION LAYERS IN FUEL CELL STACKS

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2011-04-07

Fuel cell unit including a storage unit for storing and providing liquid water coolant

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2011-04-07

Method and apparatus for PEM fuel cell freezing protection

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2011-03-24

Diluter and discharge valve arrangement for a fuel cell system

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2011-03-17

Method for shutting down fuel cell system

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2011-03-03

Fuel cell system

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2011-03-03

Method for operating a fuel cell system with a recirculation blower arranged in a fuel circuit thereof

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2011-03-03

PEM fuel cell stack inlet water regulation system

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2011-02-24

FUEL CELL SYSTEM

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2011-02-24

Evaporatively cooled hybrid PEM fuel cell power plant assembly

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2011-02-24

Fuel Cell Supply System, Fuel Cell System and Method of Operating the Same

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2011-02-10

Fuel cell system with wetness sensor

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2011-02-10

Fuel cell system and reverse flow relief valve

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2011-02-03

Proton-conductive polymer electrolyte membrane, method of manufacturing the proton-conductive polymer electrolyte membrane, and membrane-electrode assembly and polymer electrolyte fuel cell using the proton-conductive polymer electrolyte membrane

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2011-01-20

Method for storing a fuel cell at freezing temperature

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2011-01-20

Method for cold starting fuel cell vehicle

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2011-01-20

RESERVOIR FOR HOT WEATHER OPERATION OF EVAPORATIVELY COOLED FUEL CELL

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FUEL CELL SYSTEM AND METHOD OF CONTROLLING A FUEL CELL SYSTEM

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Fuel cell system for impedance measurement and scavenging processing

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Integrated valve system for fuel cell stack

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Method for frost protection in a direct methanol fuel cell

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Fuel cell system

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2010-10-14

Fuel cell system

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2010-10-14

Freeing a frozen fuel cell component

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2010-09-30

Fuel cell with vertical displacement

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2010-09-23

Unit for a Fuel Cell System, and a Fuel Cell System

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2010-09-23

Fuel cell running system, and valve-freeze preventing method in the fuel cell running system

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2010-09-23

Avoiding coolant slump into reactant fields during PEM fuel cell shutdown

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2010-09-09

Fuel cell system, and operation method for fuel cell

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2010-09-09

Fuel cell system and water discharge control method for the system

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2010-09-02

FUEL CELL SYSTEM