ClassID:

213453

H01M8/04223 - 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

Sub-classes:
Recent Application in this class:
#1
20240097168
2024-03-21

VEHICLE CONTROLLING START, SHUTDOWN AND RESTART OF FUEL CELL

#2
20240030472
2024-01-25

MEMBRANE ELECTRODE ASSEMBLY WITH ENHANCED START-UP AND SHUT-DOWN DURABILITY

#3
20240021856
2024-01-18

SYSTEMS AND METHODS OF USING AN ENERGY STORAGE DEVICE TO ASSIST AN EJECTOR

#4
20230402639
2023-12-14

MULTI-MODULE FUEL CELL POWER GENERATING SYSTEM AND METHOD THEREOF

#5
20230395831
2023-12-07

FUEL CELL DEVICE

#6
20220416269
2022-12-29

Systems and methods of using an energy storage device to assist an ejector

#7
20220407097
2022-12-22

System and method for increasing the efficiency for a solid oxide fuel cell system

#8
20220384827
2022-12-01

Fuel Cell System of Mobility and Method for Controlling the Same

#9
20220181656
2022-06-09

Fuel cell power net system and control method therefor

#10
20220102745
2022-03-31

Membrane electrode assembly with enhanced start-up and shut-down durability

#11
20210384535
2021-12-09

Fuel cell start up method

#12
20210367248
2021-11-25

Fuel-cell hydrogen recycling means

#13
20210344020
2021-11-04

Cap for a Fuel Cell/Candle

#14
20210305596
2021-09-30

Method of operating fuel cell system

#15
20210296667
2021-09-23

Method of stopping operation of fuel cell system

#16
20210175527
2021-06-10

Fuel cell power net system and control method therefor

#17
20210028471
2021-01-28

METHOD FOR REGULATING THE HUMIDITY OF A MEMBRANE OF A FUEL CELL

#18
20200403254
2020-12-24

METHOD AND DEVICE FOR FORECASTING SERVICE LIFE AND REMAINING LIFE OF FUEL CELL

#19
20200328438
2020-10-15

Fuel cell start up method

#20
20200303752
2020-09-24

Operating control method and control system of fuel cell stack

#21
20200185746
2020-06-11

Catalyst deterioration recovery device and catalyst deterioration recovery method

#22
20200185740
2020-06-11

Cell-monitoring connector and fuel cell having structure for detachably mounting the cell-monitoring connector thereon

#23
20200185739
2020-06-11

Fuel cell system

#24
20200099071
2020-03-26

Aging method of fuel cell

#25
20200091530
2020-03-19

Fuel cell system having oxygen sensor, and control method thereof

#26
20200067110
2020-02-27

Fuel cell system

#27
20200014045
2020-01-09

System and method for increasing the efficiency for a solid oxide fuel cell system

#28
20190372138
2019-12-05

Fuel cell start up method

#29
20190363379
2019-11-28

Air supply control method and control system for fuel cell

#30
20190305347
2019-10-03

Fuel cell activation method

#31
20190280317
2019-09-12

Fuel cell system and oxide layer removal method

#32
20190207231
2019-07-04

Fuel cell system

#33
20190190046
2019-06-20

Fuel cell system and control method of fuel cell system

#34
20190190040
2019-06-20

System and method for MEA conditioning in a fuel cell

#35
20190186030
2019-06-20

Systems and methods for controlling electrochemical processes

#36
20190181470
2019-06-13

Fuel cell vehicle

#37
20190006688
2019-01-03

Hydrogen supply method for fuel cell system

#38
20180342748
2018-11-29

Leakage monitoring of a fuel cell system

#39
20180331377
2018-11-15

Apparatus and method for preventing moisture condensation

#40
20180301732
2018-10-18

Apparatus for activating membrane electrode assembly for fuel cells

#41
20180261858
2018-09-13

Fuel cell stack break-in procedures and break-in conditioning systems

#42
20180205099
2018-07-19

Fuel cell system including converter boosting output voltage based on duty ratio

#43
20180166715
2018-06-14

FUEL CELL SYSTEM AND STARTUP AND SHUTDOWN METHOD THEREFOR

#44
20180166691
2018-06-14

Method of activating catalyst for fuel cell

#45
20180123152
2018-05-03

Power conditioning system and control method therefor

#46
20180108927
2018-04-19

Fuel cell system and method for controlling the same

#47
20180097246
2018-04-05

Method and device for operating fuel cells with artificial air

#48
20180097244
2018-04-05

Industrial vehicle having a fuel cell system

#49
20180026281
2018-01-25

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

#50
20180026280
2018-01-25

Fuel cell system with cathode purging

#51
20180026279
2018-01-25

TOROIDAL SCAVENGED RESERVOIR FOR FUEL CELL PURGE LINE SYSTEM

#52
20170346103
2017-11-30

Fuel cell with purge manifold

#53
20170338499
2017-11-23

Method of running-in operation of fuel cell

#54
20170331128
2017-11-16

Method for switching off a fuel cell stack, and fuel cell system

#55
20170317364
2017-11-02

Fuel cell system and method for switching off a fuel cell stack

#56
20170309934
2017-10-26

Method of generating electricity with a fuel cell; associated device

#57
20170294666
2017-10-12

Method for controlling startup of fuel cell vehicle

#58
20170271695
2017-09-21

Intrinsically safe bleed-down circuit and control strategy for fuel cell systems

#59
20170263962
2017-09-14

Device for decreasing hydrogen concentration of fuel cell system

#60
20170248657
2017-08-31

Power generation characteristic estimation device for fuel cell

#61
20170244117
2017-08-24

Air shut-off valve apparatus for fuel cell system

#62
20170179512
2017-06-22

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

#63
20170125828
2017-05-04

Methods and processes to recover the voltage loss due to anode contamination

#64
20170104231
2017-04-13

Fuel cell system and performance improvement method of fuel cell system

#65
20170040628
2017-02-09

Transition arrangement and process of a fuel cell system operation state

#66
20170040625
2017-02-09

MULTI-STACK ELECTROCHEMICAL CELL SYSTEM AND METHOD OF USE

#67
20170025693
2017-01-26

Systems and methods for detecting anode contamination in a fuel cell system

#68
20160380287
2016-12-29

Vehicle

#69
20160380283
2016-12-29

Fuel cell system

#70
20160372768
2016-12-22

Method for cold-start of fuel cell stack

#71
20160372767
2016-12-22

Shutdown method of fuel cell stack and fuel cell system therefor

#72
20160372766
2016-12-22

Method for starting up a fuel cell

#73
20160369416
2016-12-22

System and method for transitioning a reversible solid oxide fuel cell system between generation and electrolysis modes

#74
20160303994
2016-10-20

In-service fuel cell performance recovery

#75
20160218381
2016-07-28

Fast starting fuel cell

#76
20160204458
2016-07-14

VANADIUM FLOW CELL

#77
20160204455
2016-07-14

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

#78
20160197367
2016-07-07

Fuel cell system and method for controlling fuel cell system

#79
20160190631
2016-06-30

Intermediate module for electrochemical cell stack

#80
20160164132
2016-06-09

Method for activating fuel cell stack without using electric load

#81
20160156048
2016-06-02

Fuel cell system and control method for the same

#82
20160156047
2016-06-02

Fuel Cell System

#83
20160149239
2016-05-26

Portable Fuel Cell System Having a Fuel Cell System Controller

#84
20160149237
2016-05-26

Apparatus and method for preventing moisture condensation

#85
20160141905
2016-05-19

Power supply system and voltage control method for fuel cell

#86
20160141863
2016-05-19

Safety apparatus of fuel cell vehicle and method for controlling the safety apparatus

#87
20160141683
2016-05-19

Fuel cell system, movable body, and control method

#88
20160141678
2016-05-19

Fuel cell system and a method of detecting a hydrogen gas leak

#89
20160141677
2016-05-19

Method of detecting leakage of reactive gas of fuel cell and fuel cell system

#90
20160141664
2016-05-19

Fuel cell system

#91
20160141663
2016-05-19

METHOD OF CONTROLLING AIR FLOW IN FUEL CELL

#92
20160133966
2016-05-12

Fuel cell system and a method for controlling a fuel cell system

#93
20160126570
2016-05-05

Combined power generation system and unit, method, and program for controlling the same

#94
20160111745
2016-04-21

Apparatus for activating membrane electrode assembly for fuel cells

#95
20160087293
2016-03-24

Ventilation apparatus and control method thereof

#96
20160079622
2016-03-17

Fuel cell module

#97
20160079618
2016-03-17

FUEL BATTERY SYSTEM

#98
20160064756
2016-03-03

Fuel cell system and method of controlling the fuel cell system

#99
20160056485
2016-02-25

Fluidic interface module for a fuel cell system

#100
20160056484
2016-02-25

Fuel cell system and method of operating fuel cell system

#101
20160049673
2016-02-18

Redox flow battery and method of operating the same

#102
20160043417
2016-02-11

Method for creating an oxygen depleted gas in a fuel cell system

#103
20160036069
2016-02-04

Treatment method for solid oxide fuel cells and apparatus thereof

#104
20160006057
2016-01-07

Power generation system and method for operating power generation system

#105
20160006056
2016-01-07

Fuel cell system and method for controlling the same

#106
20150380753
2015-12-31

Method for stopping fuel cell system and fuel cell system

#107
20150380752
2015-12-31

Fuel cell supply system

#108
20150372329
2015-12-24

Fuel cell system and control method of fuel cell system

#109
20150372327
2015-12-24

Sealing apparatus for a fuel cell stack

#110
20150357658
2015-12-10

Fuel cell motor

#111
20150343920
2015-12-03

METHOD AND SYSTEM FOR CHARGING ELECTRIC VEHICLES VIA FUEL CARTRIDGE

#112
20150336471
2015-11-26

Emergency start method and system for fuel cell-powered vehicle

#113
20150328991
2015-11-19

Control method for fuel cell vehicle

#114
20150325872
2015-11-12

Systems and methods for mitigating carbon corrosion in a fuel cell system

#115
20150318591
2015-11-05

Method of operating a fuel cell apparatus and fuel cell apparatus having a charge limiter

#116
20150318567
2015-11-05

Flow battery with voltage-limiting device

#117
20150318564
2015-11-05

BOP system of solid oxide fuel cell, solid oxide fuel cell stack module, and method for operating the solid oxide fuel cell

#118
20150303497
2015-10-22

Rejuvenation of automotive fuel cells

#119
20150295261
2015-10-15

FUEL CELL SYSTEM COMPRISING A COMBINED FUEL PROCESSING APPARATUS AND A FUEL CELL UNIT

#120
20150295257
2015-10-15

Integrated recirculating fuel cell methods

#121
20150295256
2015-10-15

Power generation system, and methods for starting and operating fuel cell in power generation system

#122
20150288041
2015-10-08

Fast starting fuel cell

#123
20150270565
2015-09-24

System and method for recovering output of fuel cell

#124
20150255814
2015-09-10

Fuel cell system

#125
20150221965
2015-08-06

COGENERATION SYSTEM AND METHOD OF OPERATING COGENERATION SYSTEM

#126
20150221961
2015-08-06

Fuel cell system and control method thereof

#127
20150188170
2015-07-02

Fuel cell system

#128
20150188169
2015-07-02

Fuel cell system

#129
20150180070
2015-06-25

Fuel cell system

#130
20150155587
2015-06-04

Method for operating a fuel cell system

#131
20150155575
2015-06-04

Fuel cell system and method of operating fuel cell system

#132
20150155574
2015-06-04

Driving control method and system of fuel cell system

#133
20150147672
2015-05-28

POWER GENERATION SYSTEM AND METHOD OF OPERATING THE SAME

#134
20150140365
2015-05-21

Fuel cell system

#135
20150125771
2015-05-07

Integrated gaseous fuel CPOX reformer and fuel cell systems, and methods of producing electricity

#136
20150125767
2015-05-07

Fuel cell system and control method for the same

#137
20150120111
2015-04-30

Method and apparatus for controlling cold start of fuel cell vehicle

#138
20150118590
2015-04-30

Methods for operating a fuel cell system

#139
20150111070
2015-04-23

STARTING APPARATUS AND METHOD OF FUEL CELL VEHICLE

#140
20150099203
2015-04-09

Electronic equipment provided with battery check device

#141
20150093667
2015-04-02

VERIFICATION OF REPLACEABLE FUEL CARTRIDGES FOR FUEL CELL POWER SYSTEMS

#142
20150086890
2015-03-26

Fuel cell system

#143
20150086887
2015-03-26

Solid oxide fuel cell system

#144
20150064586
2015-03-05

SOLID OXIDE FUEL CELL SYSTEM

#145
20150064584
2015-03-05

Secondary Battery Fuel Cell System

#146
20150056532
2015-02-26

Fuel cell apparatus and method of operation

#147
20150037699
2015-02-05

Fuel cell assembly having feed-back sensor

#148
20150010839
2015-01-08

Gas supply system

#149
20150004508
2015-01-01

Fuel cell system and control method for fuel cell system

#150
20140356650
2014-12-04

Fuel cell system

#151
20140349212
2014-11-27

Oxygen reduction catalyst and method for producing same

#152
20140342259
2014-11-20

Fuel cell system

#153
20140315111
2014-10-23

SOLID-OXIDE FUEL-CELL SYSTEM AND STARTUP-CONTROL METHOD FOR SAME

#154
20140308596
2014-10-16

METHOD AND DEVICE FOR STOPPING SOLID-OXIDE FUEL CELL SYSTEM

#155
20140295306
2014-10-02

Fuel cell system and method for controlling the same

#156
20140295305
2014-10-02

Fuel cell vehicle and moving body

#157
20140287334
2014-09-25

Fuel cell system and the operating method thereof

#158
20140287331
2014-09-25

Method and device for operating fuel cells

#159
20140272651
2014-09-18

FUEL CELL SYSTEM

#160
20140272650
2014-09-18

Slip stream for reliable anode to cathode flow in freeze conditions

#161
20140272648
2014-09-18

Method for operating a fuel cell system

#162
20140272647
2014-09-18

Fluidic interface module for a fuel cell system

#163
20140255809
2014-09-11

Indirect internal reforming solid oxide fuel cell and method for shutting down the same

#164
20140248553
2014-09-04

Electrode compartment for an electrochemical cell, a refreshing system for it and an emulsion to be used therefore

#165
20140248545
2014-09-04

Fuel cell system

#166
20140242487
2014-08-28

FUEL CELL SYSTEM

#167
20140242479
2014-08-28

Redox device

#168
20140242478
2014-08-28

Redox device

#169
20140212780
2014-07-31

Method of starting fuel cell system

#170
20140212779
2014-07-31

Method for controlling fuel cell system

#171
20140205926
2014-07-24

Fuel cell system and starting method thereof

#172
20140205923
2014-07-24

Power generation characteristic estimation device for fuel cell

#173
20140170517
2014-06-19

Method of depollution and regeneration of a fuel cell electrode poisoned by sulfur compounds

#174
20140170514
2014-06-19

VARIABLE PEM FUEL CELL SYSTEM START TIME TO OPTIMIZE SYSTEM EFFICIENCY AND PERFORMANCE

#175
20140170510
2014-06-19

System and method for recovering performance of fuel cell

#176
20140154600
2014-06-05

FUEL CELL SYSTEM

#177
20140127598
2014-05-08

Reforming system, fuel cell system, and its operation method

#178
20140120439
2014-05-01

Fuel cell system and control method of fuel cell system

#179
20140120438
2014-05-01

Systems and methods for enhancing fuel cell vehicle startup

#180
20140120382
2014-05-01

Fuel cell device

#181
20140113216
2014-04-24

Treatment method for solid oxide fuel cells and apparatus thereof

#182
20140093801
2014-04-03

Automated cold storage protection for a fuel cell system

#183
20140087285
2014-03-27

Fuel cell system including controller to prevent over-discharge of battery and lowering in drivability upon recovering from idle stop

#184
20140087280
2014-03-27

Fuel cell system

#185
20140072893
2014-03-13

Powering a fuel cell stack during standby

#186
20140072888
2014-03-13

Hydrogen generation device, operation method thereof, and fuel cell system

#187
20140065502
2014-03-06

Fuel cell system activation method and fuel cell system

#188
20140057197
2014-02-27

Fuel supply systems having operational resistance

#189
20140057191
2014-02-27

Fuel cell system and method of detecting abnormality of fuel cell system

#190
20140057189
2014-02-27

Fuel cell startup apparatus comprising emergency air supplier and method

#191
20140045087
2014-02-13

Fuel cell system and method for deactivating fuel cell system

#192
20140045086
2014-02-13

PRE-ACTIVATION METHOD FOR FUEL CELL STACK

#193
20140045085
2014-02-13

Fuel cell module

#194
20140038073
2014-02-06

Shutdown strategy to avoid carbon corrosion due to slow hydrogen/air intrusion rates

#195
20140011105
2014-01-09

Reverse flow relief valve for a fuel cell system

#196
20140009003
2014-01-09

Fuel cell system with variable frequency drive for support equipment

#197
20130344408
2013-12-26

Power generation system and method of operating the same

#198
20130337352
2013-12-19

Fuel cell system and operation method thereof which ensures the system will perform normal operation after operating in a special operation mode

#199
20130323616
2013-12-05

System and method for minimizing fuel cell degradation after shutdown

#200
20130323539
2013-12-05

Fuel cell system and fuel cell system control method

#201
20130309590
2013-11-21

Fuel cell system

#202
20130302710
2013-11-14

Vanadium flow cell

#203
20130295480
2013-11-07

Fuel cell system and operation method thereof

#204
20130295479
2013-11-07

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

#205
20130266879
2013-10-10

Fuel cell system and operating method thereof

#206
20130260266
2013-10-03

Fast MEA break-in and voltage recovery

#207
20130260185
2013-10-03

Subzero ambient shutdown purge operating strategy for PEM fuel cell system

#208
20130252125
2013-09-26

Power generation system and operation method thereof

#209
20130252124
2013-09-26

System and method for activating fuel cells

#210
20130236800
2013-09-12

METHOD OF ACTIVATING FUEL CELL

#211
20130224616
2013-08-29

Fuel cell system

#212
20130224615
2013-08-29

Fuel cell device comprising a controller including an execution condition setting section

#213
20130209903
2013-08-15

Solid oxide fuel cell system for producing variable generated power based on power demand

#214
20130202979
2013-08-08

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

#215
20130202978
2013-08-08

Cathode channel shutoff in a fuel cell

#216
20130197729
2013-08-01

In-service fuel cell performance recovery

#217
20130196242
2013-08-01

FUEL CELL SYSTEM

#218
20130196241
2013-08-01

Freeze start method for fuel cells

#219
20130196239
2013-08-01

Solid oxide fuel cell device

#220
20130183599
2013-07-18

Solid oxide fuel cell system for producing variable generated power based on power demand

#221
20130171530
2013-07-04

Fuel cell system

#222
20130171529
2013-07-04

Method for activating fuel cell

#223
20130157087
2013-06-20

Flow battery system with standby mode

#224
20130149627
2013-06-13

Operating method of fuel cell system

#225
20130130141
2013-05-23

DIRECT OXIDATION FUEL CELL SYSTEM

#226
20130130140
2013-05-23

Fuel cell system

#227
20130108941
2013-05-02

Quick restart of fuel cell power plant as alternative to idling

#228
20130089798
2013-04-11

Fuel cell

#229
20130065149
2013-03-14

Counter-freeze control method for fuel cell system

#230
20130065091
2013-03-14

Fuel cell system, and control method for fuel cell system

#231
20130045430
2013-02-21

Process to recover performance of fuel cell catalysts

#232
20130040214
2013-02-14

Fuel cell water management via reduced anode reactant pressure

#233
20130034782
2013-02-07

Fuel Cell System and Method of Operating the fuel Cell System

#234
20130022883
2013-01-24

Apparatus and method for activating fuel cell stack

#235
20130011758
2013-01-10

Indirect internal reforming solid oxide fuel cell system

#236
20130004868
2013-01-03

Fuel cell system and method for operating same

#237
20120308905
2012-12-06

Fuel cell system and control method of same

#238
20120295170
2012-11-22

Fuel cell power generation system with valve on raw material gas supply passage and valve downstream of carbon monoxide decreasing unit, and method for operating fuel cell power generation system

#239
20120274332
2012-11-01

Algorithm for in-situ quantification of PEMFC membrane health over its life

#240
20120258375
2012-10-11

Fuel cell system and method for stopping power generation in fuel cell system

#241
20120251909
2012-10-04

Pressure-based liquid level detection and control for a fuel cell stack assembly

#242
20120214080
2012-08-23

Method of preserving polymer electrolyte fuel cell stack and preservation assembly of polymer electrolyte fuel cell stack

#243
20120214077
2012-08-23

Integrated recirculating fuel cell system

#244
20120183875
2012-07-19

Fuel cell system

#245
20120183874
2012-07-19

Method and device for increasing the service life of a proton exchange membrane fuel cell

#246
20120183872
2012-07-19

Flow battery start-up and recovery management

#247
20120164546
2012-06-28

Fuel cell system and method of operating fuel cell system

#248
20120162842
2012-06-28

Shunt system for cells in a fuel cell stack

#249
20120161512
2012-06-28

METHOD FOR SUPPLYING ENERGY TO AN AIRCRAFT

#250
20120148929
2012-06-14

Methods of operating fuel cell stacks and systems

#251
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

#252
20120064422
2012-03-15

Fuel cell system and control method thereof

#253
20120028144
2012-02-02

Fuel cell system and method for operating the same

#254
20120028143
2012-02-02

Solid oxide fuel cell system performing different restart operations depending on operation temperature

#255
20120021321
2012-01-26

Fuel cell system

#256
20120021316
2012-01-26

CELL VOLTAGE MONITORING (CVM) PICK-UP ASSEMBLY FOR A FUEL CELL STACK

#257
20120021307
2012-01-26

Solid oxide fuel cell device

#258
20120015268
2012-01-19

Fuel cell system, control method for the fuel cell system, and electric vehicle equipped with the fuel cell system

#259
20120013183
2012-01-19

Fuel cell system, control method for the fuel cell system, and electric vehicle equipped with the fuel cell system

#260
20120003554
2012-01-05

Fuel cell system

#261
20120003551
2012-01-05

Fuel cell with purge manifold

#262
20120000435
2012-01-05

Engine systems and methods of operating an engine

#263
20110318663
2011-12-29

Stack cathode inlet RH (relative humidity) control without RH sensing device feedback

#264
20110311893
2011-12-22

Operating process for a fuel cell system

#265
20110311889
2011-12-22

Fuel cell system

#266
20110300458
2011-12-08

Fuel cell assembly and method for operating a fuel cell assembly

#267
20110293972
2011-12-01

Fuel cell system

#268
20110287331
2011-11-24

Method of starting operation of solid polymer electrolyte fuel cell

#269
20110286884
2011-11-24

Hydrogen and electrical power generator

#270
20110274995
2011-11-10

Fuel cell system and method for performing maintenance on fuel cell system

#271
20110269040
2011-11-03

SHUTDOWN METHODS AND DESIGNS FOR FUEL CELL STACKS

#272
20110262822
2011-10-27

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

#273
20110256460
2011-10-20

FUEL CELL POWER GENERATION SYSTEM AND METHOD FOR OPERATING THE SAME

#274
20110250516
2011-10-13

Method of shut-down and starting of a fuel cell

#275
20110244348
2011-10-06

Feedback control of H2 injection during park based on gas concentration model

#276
20110236779
2011-09-29

Fuel cell system

#277
20110229783
2011-09-22

Adaptive loading of a fuel cell

#278
20110229782
2011-09-22

ACTIVATION METHOD FOR FUEL CELL SYSTEM

#279
20110229781
2011-09-22

Variable anode flow rate for fuel cell vehicle start-up

#280
20110217610
2011-09-08

Control system for direct alcohol fuel cell

#281
20110207009
2011-08-25

Method of preserving polymer electrolyte fuel cell stack and preservation assembly of polymer electrolyte fuel cell stack

#282
20110200900
2011-08-18

FEED FORWARD FUEL CONTROL ALGORITHM TO DECREASE FUEL CELL VEHICLE START UP TIME

#283
20110195328
2011-08-11

Fuel cell system

#284
20110189566
2011-08-04

Indirect internal reforming solid oxide fuel cell and method for shutting down the same

#285
20110177414
2011-07-21

FUEL CELL POWER GENERATION SYSTEM

#286
20110171550
2011-07-14

METHOD FOR CONTROLLING FUEL CELL SYSTEM AND FUEL CELL SYSTEM USING THE SAME

#287
20110171549
2011-07-14

Fuel cell system and method of detecting abnormality of fuel cell system

#288
20110159386
2011-06-30

OPERATING PROCESS FOR A FUEL CELL SYSTEM OPERATING PROCESS FOR A FUEL CELL

#289
20110151345
2011-06-23

Fuel cell assembly having feed-back sensor

#290
20110146154
2011-06-23

Gas generator and processes for the conversion of a fuel into an oxygen-depleted gas and/or hydrogen-enriched gas

#291
20110143246
2011-06-16

Saturated vapor block for frozen fuel cell power plant

#292
20110143241
2011-06-16

FUEL CELL OPERATIONAL METHODS FOR OXYGEN DEPLETION AT SHUTDOWN

#293
20110136025
2011-06-09

Fuel cell system

#294
20110129747
2011-06-02

Fuel cell device having a liquid soak up region

#295
20110123899
2011-05-26

Polymer electrolyte fuel cell

#296
20110111325
2011-05-12

FUEL CELL DEVICE INCLUDING A POROUS COOLING PLATE ASSEMBLY HAVING A BARRIER LAYER

#297
20110097635
2011-04-28

System and method for electrochemical cell system and leak detection and indication

#298
20110091783
2011-04-21

Electronic equipment provided with battery check device

#299
20110086283
2011-04-14

Control detection method to enable gas composition observing during fuel cell system startup

#300
20110076580
2011-03-31

Fuel cell system, and method of stopping fuel cell system