ClassID:

213522

H01M8/04738 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof; Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids; Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled; Temperature of auxiliary devices, e.g. reformer, compressor, burner

Recent Application in this class:
#1
20260142204
2026-05-21

STATIONARY FUEL CELL SYSTEM

#2
20260116261
2026-04-30

WASTE HEAT CONTROL FOR VEHICLE FUEL CELL

#3
20260106190
2026-04-16

CONTROL SYSTEM FOR DISPLACING POOLED MOLECULAR HYDROGEN IN A FUEL CELL VEHICLE

#4
20260097847
2026-04-09

Hydrogen Powered Electric Vertical Take-Off And Landing Aircraft

#5
20260077684
2026-03-19

Electrically Powered Fan Units For Hydrogen Fueled Aircraft And System Using Same

#6
20260031372
2026-01-29

ELECTRIC POWER SUPPLY SYSTEM

#7
20260018636
2026-01-15

HIGH-TEMPERATURE PEM FUEL CELL SYSTEM WITH HEAT PUMP FOR HEATING A REFORMER AND METHOD OF ITS OPERATION AS WELL AS USE THEREOF

#8
20250183339
2025-06-05

A METHOD FOR CONTROLLING A TEMPERATURE OF A FUEL CELL SYSTEM

#9
20250167269
2025-05-22

SYSTEMS AND METHODS OF ACCELERATING FUEL CELL START-UP AND WARM-UP TIMES

#10
20250132360
2025-04-24

FUEL CELL SYSTEM, FUEL CELL MODULE, AND AUXILIARY UNIT

#11
20250030021
2025-01-23

HYDROGEN CRACKING APPARATUS, HYDROGEN CRACKING METHOD USING THE SAME AND ENERGY GENERATION SYSTEM

#12
20250023074
2025-01-16

HYDROGEN POWER PLANT SYSTEMS AND METHODS OF OPERATION ASSOCIATED WITH COLD START

#13
20240396062
2024-11-28

HYDROGEN FUEL SYSTEM ARCHITECTURE WITH OXYGEN SEPARATION

#14
20240222668
2024-07-04

CRYOGENIC FLUID AS CATHODE AIR COOLANT

#15
20240222665
2024-07-04

SYSTEM AND METHOD FOR THERMAL MANAGEMENT OF ELECTRIC PARTS

#16
20240204225
2024-06-20

FUEL CELL SYSTEM

#17
20240190577
2024-06-13

WASTE HEAT CONTROL FOR AIRCRAFT FUEL CELL

#18
20240186549
2024-06-06

FUEL CELL VEHICLE AND FUEL CELL VEHICLE CONTROL METHOD

#19
20240105978
2024-03-28

FUEL CELL SYSTEM AND METHOD OF CONTROLLING SAME

#20
20240047721
2024-02-08

FUEL CELL SYSTEM AND METHOD OF CONTROLLING SHUTDOWN THEREOF

#21
20240006637
2024-01-04

FUEL BATTERY MODULE UNIT AND FUEL BATTERY DEVICE

#22
20230402629
2023-12-14

Metal Hydride Fuel Sources For Vehicle Operation and Pressure-Based Control Systems and Methods

#23
20230398905
2023-12-14

High efficiency hydrogen fueled high altitude thermodynamic fuel cell system and aircraft using same

#24
20230365026
2023-11-16

FUEL CELL THERMAL MANAGEMENT CONTROL SYSTEMS AND METHODS

#25
20230361321
2023-11-09

FUEL CELL POWER SYSTEM INCLUDING AIR FLOW CONTROL AND METHOD OF OPERATING THEREOF

#26
20230352711
2023-11-02

SYSTEM FOR SUPPLYING HYDROGEN AND METHOD FOR CONTROLLING THE SAME

#27
20230286417
2023-09-14

HEAT MANAGEMENT SYSTEM FOR A FUEL CELL VEHICLE

#28
20230275246
2023-08-31

METHOD AND FUEL CELL POWER SYSTEM TO IDENTIFY AND COMPENSATE FOR FUEL COMPOSITION VARIATIONS IN A FUEL CELL STACK OR SYSTEM

#29
20230268532
2023-08-24

A Hydrogen Generation Electricity System for Producing Electricity from Hydrogen Using a Hydrogen Carrier Substance and a Method for Operating the Hydrogen Generation Electricity System

#30
20230238549
2023-07-27

FUEL CELL MODULE

#31
20230234714
2023-07-27

Systems and method of operating a fuel cell assembly

#32
20230211884
2023-07-06

Systems and methods for reducing emissions with a fuel cell

#33
20230197991
2023-06-22

FUEL CELL SYSTEM

#34
20230187670
2023-06-15

FUEL CELL BASED POWER GENERATOR

#35
20230150398
2023-05-18

FUEL CELL SYSTEM

#36
20230148377
2023-05-11

FUEL CELL SYSTEM

#37
20230132092
2023-04-27

Waste heat transfer system for aircraft fuel cell

#38
20230087546
2023-03-23

Energy storage systems and ammonia-powered electric vehicles including the same

#39
20230077249
2023-03-09

FUEL CELL SYSTEM AND METHOD OF CONTROLLING HEATER THEREOF

#40
20230070061
2023-03-09

Integrated fuel cell and combustor assembly

#41
20230058816
2023-02-23

High efficiency hydrogen fueled high altitude thermodynamic fuel cell system and aircraft using same

#42
20230037576
2023-02-09

PROTECTIVE REFORMER DEVICE FOR THE PROTECTION OF AN ANODE SECTION OF A FUEL CELL STACK

#43
20230030363
2023-02-02

Hybrid power system

#44
20230029261
2023-01-26

ENERGY RECOVERY DEVICE

#45
20230022187
2023-01-26

Fuel cell power generation facility

#46
20230006226
2023-01-05

Fuel cell systems and methods

#47
20220384827
2022-12-01

Fuel Cell System of Mobility and Method for Controlling the Same

#48
20220367890
2022-11-17

CONTROL SYSTEM FOR A FUEL CELL AND ENGINE COMBUSTOR ASSEMBLY

#49
20220328853
2022-10-13

METHOD AND DEVICE FOR DETECTING INTERNAL CARBON DEPOSITION OF A SOLID OXIDE FUEL CELL SYSTEM

#50
20220320548
2022-10-06

Power system, vehicle, vehicular power control method, and control method for power system

#51
20220223893
2022-07-14

Anode recirculation system with ejector for solid oxide fuel cell

#52
20220223888
2022-07-14

FUEL CELL SYSTEM AND OPERATING METHOD

#53
20220190368
2022-06-16

Fuel cell system and method for controlling fuel cell system

#54
20220190365
2022-06-16

System and method for controlling cold start of fuel cell

#55
20220149404
2022-05-12

Electricity generation devices using formic acid

#56
20220131166
2022-04-28

Fuel cell system and method for controlling the temperature of a fuel cell system

#57
20220131163
2022-04-28

Nozzle for combustion and reforming reaction, combustor, and fuel cell system

#58
20220021010
2022-01-20

Fuel cell system, and method of its operation

#59
20220009379
2022-01-13

High efficiency hydrogen fueled high altitude thermodynamic fuel cell system and aircraft using same

#60
20210399321
2021-12-23

Fuel Cell System and Method of Reprocessing Off-Gas

#61
20210384534
2021-12-09

Thermal management system for fuel cell vehicle and control method thereof

#62
20210376352
2021-12-02

Control system, moving body, and control method

#63
20210313597
2021-10-07

Thermally insulated housing for a heat-producing, heat-radiating device

#64
20210305604
2021-09-30

Ignition method of fuel reformer using partial oxidation reaction of the fuel for SOFC fuel cell start-up

#65
20210305600
2021-09-30

Method of operating fuel cell system

#66
20210280881
2021-09-09

Chemical reactor for controlled temperature gas phase oxidation reactions

#67
20210249673
2021-08-12

FUEL CELL UNIT

#68
20210151783
2021-05-20

INTEGRATED HYDROGEN-ELECTRIC ENGINE

#69
20210028475
2021-01-28

Fuel cell device and method for operating fuel cell device

#70
20200403258
2020-12-24

Ammonia fuel cell system and electric device

#71
20200403255
2020-12-24

CPOX reactor control system and method

#72
20200381754
2020-12-03

Fuel cell system and method for controlling same

#73
20200381752
2020-12-03

System for controlling operation of reformer for fuel cells

#74
20200365916
2020-11-19

Fuel cell system and method for warming up fuel cell system

#75
20200343567
2020-10-29

Electrochemical hydrogen compressor and method for operating electrochemical hydrogen compressor

#76
20200321641
2020-10-08

Degradation-conscious control for PEM fuel cells

#77
20200295390
2020-09-17

Fuel cell based power generator

#78
20200295388
2020-09-17

METHOD FOR QUICKLY HEATING A FUEL CELL SYSTEM

#79
20200235410
2020-07-23

Heat Exchanger for an Electrochemical Reactor and Method of Making

#80
20200168933
2020-05-28

Fuel cell system control method and fuel cell system

#81
20200156800
2020-05-21

Cooling and gas dehumidifying system, transport means, and method for operating a cooling and gas dehumidifying system

#82
20200144636
2020-05-07

Fuel cell system and fuel cell vehicle

#83
20200136163
2020-04-30

Electrical power generation on a vehicle

#84
20200127305
2020-04-23

Energy conversion system

#85
20200119387
2020-04-16

FUEL CELL DEVICE

#86
20200052311
2020-02-13

Fuel cell system and tail gas burner assembly and method

#87
20200014043
2020-01-09

Fuel cell and temperature control method

#88
20190393525
2019-12-26

METHOD AND SYSTEM FOR PRODUCING HYDROGEN, ELECTRICITY AND CO-PRODUCTION

#89
20190379072
2019-12-12

Fuel cell system

#90
20190267649
2019-08-29

Method and power plant comprising a solid oxide fuel cell (SOFC) for production of electrical energy and Hgas

#91
20190190050
2019-06-20

SOLID OXIDE FUEL CELL SYSTEM

#92
20190157695
2019-05-23

Fuel cell system and method of controlling fuel cell system

#93
20190157692
2019-05-23

Modular apparatus of fuel cell system

#94
20190157691
2019-05-23

Power source device

#95
20190148751
2019-05-16

Fuel cell system

#96
20190148749
2019-05-16

System and method for fuel cell stack temperature control

#97
20190140297
2019-05-09

CARBON DIOXIDE SEPARATOR, FUEL CELL SYSTEM INCLUDING SAME, AND METHOD OF OPERATING THE FUEL CELL SYSTEM

#98
20190115605
2019-04-18

Fuel cell system

#99
20190081340
2019-03-14

Wet state control method for fuel cell system and wet state control device for the same

#100
20180366751
2018-12-20

Fuel cell system and control method for fuel cell system

#101
20180358640
2018-12-13

Fuel cell system and control method for fuel cell system

#102
20180351188
2018-12-06

Methods for fuel desulfurization

#103
20180337416
2018-11-22

Electricity generation devices using formic acid

#104
20180316030
2018-11-01

Fuel cell to power electronic components

#105
20180309145
2018-10-25

High-temperature operation fuel cell system

#106
20180287176
2018-10-04

FUEL CELL REFORMER, FUEL CELL MODULE AND FUEL CELL APPARATUS

#107
20180277870
2018-09-27

Fuel cell unit

#108
20180269502
2018-09-20

Fuel cell system having heating unit to release solid-solved hydrogen from pressure sensor

#109
20180254497
2018-09-06

Fuel cell provided with a temperature-control system and method for thermal control of the cell

#110
20180241057
2018-08-23

Method of starting-up a fuel cell arrangement and fuel cell arrangement

#111
20180198142
2018-07-12

Fuel cell system

#112
20180191009
2018-07-05

CPOX reactor control system and method

#113
20180115004
2018-04-26

Fuel reforming device with heat storage member

#114
20180114998
2018-04-26

Thermal management system for fuel cell vehicle and control method thereof

#115
20180102558
2018-04-12

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

#116
20170331132
2017-11-16

SOFC system and method of operating a SOFC system

#117
20170288240
2017-10-05

Fuel cell power generation module

#118
20170279135
2017-09-28

Device and method for heating fuel cell stack and fuel cell system having the device

#119
20170237088
2017-08-17

High-temperature operating fuel-cell module

#120
20170187053
2017-06-29

Fuel cell system and control method for fuel cell system

#121
20170179502
2017-06-22

HEAT RECOVERY APPARATUS BASED ON FUEL CELL AND OPERATING METHOD THEREOF

#122
20170155162
2017-06-01

Systems and methods for fuel desulfurization

#123
20170149078
2017-05-25

SOLID OXIDE FUEL CELL SYSTEM

#124
20170069922
2017-03-09

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

#125
20170051685
2017-02-23

Engine systems and methods of operating an engine

#126
20170025694
2017-01-26

SYSTEMS AND METHODS FOR HYDROGEN FUEL STORAGE AND HYDROGEN POWERED VEHICLES

#127
20160329584
2016-11-10

Fuel cell system

#128
20160329580
2016-11-10

Fuel cell system

#129
20160268612
2016-09-15

Fuel cell system

#130
20160248111
2016-08-25

Carbon dioxide separator, fuel cell system including same, and method of operating the fuel cell system

#131
20160149247
2016-05-26

Fuel cell system

#132
20160141680
2016-05-19

Fuel cell system

#133
20160141653
2016-05-19

Method and arrangement for utilizing recirculation for high temperature fuel cell system

#134
20160141647
2016-05-19

Fuel cell system and control method for fuel cell system

#135
20160049672
2016-02-18

Fuel cell system and method of controlling fuel cell system

#136
20160023897
2016-01-28

Method and generator for hydrogen production

#137
20160006063
2016-01-07

Modular fuel cell systems and methods

#138
20150344304
2015-12-03

Reducing gas generators and methods for generating reducing gas

#139
20150311542
2015-10-29

Electrical installation having a cooled fuel cell comprising an absorption heat engine

#140
20150295253
2015-10-15

Compact design of solid oxide fuel cell power generation system

#141
20150260097
2015-09-17

Power generation system and operation method of power generation system

#142
20150221997
2015-08-06

Temperature control system for a high-temperature battery or a high-temperature electrolyzer

#143
20150221961
2015-08-06

Fuel cell system and control method thereof

#144
20150180055
2015-06-25

Fuel cell system

#145
20150171447
2015-06-18

Hydrogen generation apparatus and fuel cell system

#146
20150147672
2015-05-28

POWER GENERATION SYSTEM AND METHOD OF OPERATING THE SAME

#147
20150140459
2015-05-21

Fuel cell system and method for controlling fuel cell system

#148
20150104726
2015-04-16

Device and method for heating fuel cell stack and fuel cell system having the device

#149
20150037697
2015-02-05

Power conversion system

#150
20150030943
2015-01-29

Fuel cell system

#151
20140356750
2014-12-04

Systems and methods to determine cathode inlet pressure limits in a fuel cell system

#152
20140349206
2014-11-27

Heat recovery apparatus based on fuel cell and operating method thereof

#153
20140349144
2014-11-27

Fuel cell system and method for driving same

#154
20140342259
2014-11-20

Fuel cell system

#155
20140248545
2014-09-04

Fuel cell system

#156
20140220464
2014-08-07

Fuel cell module

#157
20140212778
2014-07-31

Solid oxide fuel cell system

#158
20140205866
2014-07-24

Fuel cell module

#159
20130293016
2013-11-07

Control method for fuel cell power

#160
20130260272
2013-10-03

Fuel cell system and fuel cell system diagnosis method

#161
20130260270
2013-10-03

Power generation via combined fuel thermolysis and hydrolysis

#162
20130171534
2013-07-04

Solid oxide fuel cell device

#163
20130171533
2013-07-04

Method and arrangement to control operating conditions in fuel cell device

#164
20130130138
2013-05-23

Hydrogen generation apparatus, fuel cell system, and method of operating the same

#165
20130065141
2013-03-14

Fuel Cell Device

#166
20130059218
2013-03-07

FUEL CELL ELECTRIC POWER GENERATOR AND MANAGEMENT SYSTEM THEREOF

#167
20130052554
2013-02-28

Fuel cell system and method of reducing decrease in power generation efficiency of fuel cell

#168
20130040219
2013-02-14

Fuel cell system

#169
20130011759
2013-01-10

Method for shutting down indirect internal reforming solid oxide fuel cell

#170
20120288775
2012-11-15

Reaction container and fuel cell system equipped with same

#171
20120148879
2012-06-14

Fuel cell electrical power source for a portable electronic device with thermoelectric module

#172
20120129066
2012-05-24

DEVICE AND METHOD FOR COOLING A THERMAL MEMBER IN AN AUTOMOBILE

#173
20120118878
2012-05-17

Induction heating device for fuel cell system

#174
20120064422
2012-03-15

Fuel cell system and control method thereof

#175
20120062166
2012-03-15

Integrated fuel processor and fuel cell system control method

#176
20120028151
2012-02-02

METHOD FOR FUEL CELL SYSTEM CONTROL AND A FUEL CELL SYSTEM USING THE SAME

#177
20120028149
2012-02-02

SHUTDOWN METHOD FOR SHUTTING DOWN INDIRECT INTERNAL REFORMING SOLID OXIDE FUEL CELL

#178
20120028144
2012-02-02

Fuel cell system and method for operating the same

#179
20120012783
2012-01-19

Reducing gas generators and methods for generating reducing gas

#180
20120000435
2012-01-05

Engine systems and methods of operating an engine

#181
20110269047
2011-11-03

METAL-SUPPORTED, SEGMENTED-IN-SERIES HIGH TEMPERATURE ELECTROCHEMICAL DEVICE

#182
20110269041
2011-11-03

FUEL CELL COGENERATION SYSTEM

#183
20110266994
2011-11-03

Fuel cell system and electronic device

#184
20110256459
2011-10-20

Thermally primed hydrogen-producing fuel cell system

#185
20110223099
2011-09-15

Hydrogen generator and method for operating the same

#186
20110177405
2011-07-21

FUEL CARTRIDGE AND HYDROGEN STORAGE METHOD

#187
20110151344
2011-06-23

METHOD OF CONTROLLING FUEL CELL SYSTEM

#188
20110151341
2011-06-23

Fuel cell system

#189
20110143246
2011-06-16

Saturated vapor block for frozen fuel cell power plant

#190
20110143230
2011-06-16

Fuel cell system

#191
20110129746
2011-06-02

Thermal management system for high-temperature fuel cell

#192
20110129745
2011-06-02

Fuel cell systems and methods for providing power and cooling to an energy-consuming device

#193
20110086279
2011-04-14

FLUID COOLING APPARATUS FOR A FUEL CELL DEVICE AND FUEL CELL SYSTEM

#194
20110059377
2011-03-10

Apparatus for generating a gas which may be used for startup and shutdown of a fuel cell

#195
20110059376
2011-03-10

Method for generating a gas which may be used for startup and shutdown of a fuel cell

#196
20110039175
2011-02-17

METHOD FOR OPERATING INDIRECT INTERNAL REFORMING SOLID OXIDE FUEL CELL SYSTEM

#197
20110027670
2011-02-03

APPARATUS FOR GENERATING ELECTRICITY FROM A CHEMICAL HYDRIDE

#198
20100261077
2010-10-14

Freeing a frozen fuel cell component

#199
20100239922
2010-09-23

FUEL CELL SYSTEM AND METHOD OF DRIVING THE SAME

#200
20100209790
2010-08-19

Fuel cell system operating process

#201
20100209789
2010-08-19

Fuel cell system and process for operating same

#202
20100173208
2010-07-08

FUEL CELL SYSTEM AND METHOD FOR STARTING UP THE SAME

#203
20100136453
2010-06-03

Thermally primed hydrogen-producing fuel cell system

#204
20100136450
2010-06-03

Fuel cell system with bypass path and operation method for controlling bypass path of fuel cell system

#205
20100119901
2010-05-13

Fuel cell system and mobile body

#206
20100119894
2010-05-13

REFORMER SYSTEM, FUEL CELL SYSTEM, AND THEIR OPERATION METHOD

#207
20100095589
2010-04-22

REFORMER HAVING A CATALYTIC DEVICE AND A HEAT EXCHANGER AND METHOD FOR OPERATING A REFORMER

#208
20100040915
2010-02-18

Hydrogen generator, fuel cell system and their operating methods

#209
20100035095
2010-02-11

Fuel cell system

#210
20090253021
2009-10-08

Fuel cell system

#211
20090252995
2009-10-08

FUEL CELL WITH OXYGEN TRANSPORT MEMBRANE

#212
20090239108
2009-09-24

Fuel cell cogeneration system, method of operating

#213
20090186256
2009-07-23

RECEPTACLE

#214
20090181271
2009-07-16

Fuel cell system

#215
20090176135
2009-07-09

Operating fuel cell during down time on cryogenic hydrogen boil-off

#216
20090169928
2009-07-02

Fuel cell system and control method thereof

#217
20090136790
2009-05-28

Regulating an oxidizer in an electrochemical cell pumping system

#218
20090123797
2009-05-14

Efficient micro fuel cell systems and methods

#219
20090110972
2009-04-30

FUEL CELL SYSTEM

#220
20090004516
2009-01-01

Fuel cell combined heat and power generation

#221
20080305373
2008-12-11

Vaporizer and power generation apparatus and electronic equipment in which vaporizer is provided

#222
20080280171
2008-11-13

Hydrogen Generation Device, Operation Method Thereof, and Fuel Cell System

#223
20080248351
2008-10-09

Fuel Cell System

#224
20080220300
2008-09-11

Method and apparatus for controlling an integrated fuel cell system

#225
20080187797
2008-08-07

Fuel processor for fuel cell systems

#226
20080187787
2008-08-07

Fuel cell stack end cell control methodology

#227
20080171241
2008-07-17

MICRO FUEL CELL SYSTEM START UP AND SHUT DOWN SYSTEMS AND METHODS

#228
20080160361
2008-07-03

Fuel cell system and operation method thereof

#229
20080152968
2008-06-26

Controlling oxidant flows in a fuel cell system

#230
20080152964
2008-06-26

Technique and apparatus to regulate a reactant stoichiometric ratio of a fuel cell system

#231
20080152963
2008-06-26

Estimating fuel flow in a fuel cell system

#232
20080152962
2008-06-26

Controlling oxidant flow to a reactor of a fuel cell system

#233
20080118783
2008-05-22

Fiber optic based in-situ diagnostics for PEM fuel cells

#234
20080090107
2008-04-17

Integrated thermal management of a fuel cell and a fuel cell powered device

#235
20080075990
2008-03-27

FUEL REFORMING APPARATUS AND FUEL CELL SYSTEM

#236
20080057364
2008-03-06

Fuel cell device, control device, and program cross-reference to related applications

#237
20080044705
2008-02-21

Density sensing device and fuel cell system with it

#238
20080038601
2008-02-14

EFFICIENT MICRO FUEL CELL SYSTEMS AND METHODS

#239
20080026269
2008-01-31

System for generating electricity from a chemical hydride

#240
20080008914
2008-01-10

Portable fuel cell system

#241
20070292724
2007-12-20

System and method to start a fuel cell stack during a cold-start condition

#242
20070253875
2007-11-01

Hydrogen supply for micro fuel cells

#243
20070231645
2007-10-04

Fuel cell system and method of controlling operation of the same

#244
20070196707
2007-08-23

Fuel cell system and diagnosis system for the fuel cell system

#245
20070190380
2007-08-16

Reformer and fuel cell system control and method of operation

#246
20070154750
2007-07-05

Hydrogen generator, method of operating hydrogen generator, and fuel cell system

#247
20070128476
2007-06-07

Method and apparatus for controlling a combined heat and power fuel cell system

#248
20070065689
2007-03-22

Thermally primed hydrogen-producing fuel cell system

#249
20070042248
2007-02-22

EXTINGUISHING SYSTEM FOR FUEL CELL

#250
20070022825
2007-02-01

Fuel cell system having fluidic oscillation flow meter

#251
20060263665
2006-11-23

Fuel cell apparatus and methods

#252
20060263655
2006-11-23

Fuel cell apparatus and methods

#253
20060240299
2006-10-26

Fuel cell vehicle and water discharging method for fuel cell vehicle

#254
20060234094
2006-10-19

Control device of vehicular fuel cell system and related method

#255
20060222917
2006-10-05

Fuel cell system

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