ClassID:

213548

H01M8/04932 - 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; Electric variables; Power, energy, capacity or load of the individual fuel cell

Recent Application in this class:
#1
20260155409
2026-06-04

FUEL CELL SYSTEM

#2
20260116262
2026-04-30

Method And Device For Controlling Fuel Cell Power Generation During Regenerative Braking Using Forward Driving Information Of A Fuel Cell Vehicle

#3
20260112672
2026-04-23

FUEL CELL SYSTEM

#4
20260070435
2026-03-12

VEHICLE FUEL CELL SYSTEM

#5
20260066319
2026-03-05

CONTROL METHOD FOR FUEL CELL SYSTEM, CONTROL PROGRAM FOR FUEL CELL SYSTEM, FUEL CELL SYSTEM, AND MONOGENERATION DEVICE

#6
20260018635
2026-01-15

LOAD REDUCTION LIMITATION IN HIGH-TEMPERATURE OPERATION

#7
20250379241
2025-12-11

FUEL CELL COOLING SYSTEM AND FUEL CELL TEMPERATURE CONTROL METHOD

#8
20250364581
2025-11-27

DISTRIBUTED METHANATION SYSTEM

#9
20250266479
2025-08-21

FUEL CELL POWER GENERATION CONTROL SYSTEM

#10
20250260032
2025-08-14

Multi-Fuel Cell System and Control Method Thereof

#11
20250192212
2025-06-12

RANGE ESTIMATOR AND LIFE-BASED POWER DEMAND STRATEGY FOR FUEL CELL POWERTRAIN SYSTEMS AND METHODS

#12
20250191870
2025-06-12

HYDROGEN ACTIVATION/IONIZATION ACCELERATING APPARATUS HAVING FINGERPRINT-TYPE PANEL STACK STRUCTURE

#13
20250167270
2025-05-22

METHOD FOR CONTROLLING A FUEL CELL AT VERY LOW PARTIAL PRESSURES UP TO NULL

#14
20250121739
2025-04-17

PROACTIVE ENERGY AND THERMAL MANAGEMENT FOR FUEL CELL VEHICLE

#15
20250096292
2025-03-20

METHOD FOR ESTABLISHING A DEFINED STATE IN AN ELECTROCHEMICAL SYSTEM, DISCONNECTING DEVICE, AND POWER CONVERTER

#16
20250070203
2025-02-27

FUEL CELL SYSTEM, VEHICLE, AND METHOD OF MEASURING IMPEDANCE

#17
20250023067
2025-01-16

OXYGEN-FED FUEL CELL SYSTEM AND METHOD OF USING SAME

#18
20250015333
2025-01-09

FLOW BATTERY CLEANSING CYCLE TO MAINTAIN ELECTROLYTE HEALTH AND SYSTEM PERFORMANCE

#19
20240429414
2024-12-26

FUEL CELL VEHICLE AND METHOD FOR CONTROLLING POWER GENERATION FOR THE SAME

#20
20240413369
2024-12-12

METHOD FOR RECOVERING CAPACITY OF VANADIUM REDOX FLOW BATTERY

#21
20240367554
2024-11-07

FUEL CELL POWER AND BATTERY STATE-OF-CHARGE MANAGEMENT

#22
20240291007
2024-08-29

METHOD FOR DIAGNOSING A FUEL CELL SYSTEM, SYSTEM CONTROL DEVICE FOR IMPLEMENTING SUCH A METHOD, AND FUEL CELL SYSTEM INCLUDING SUCH A SYSTEM CONTROL DEVICE

#23
20240291006
2024-08-29

REDOX FLOW BATTERY SYSTEM

#24
20240266575
2024-08-08

FE-CR REDOX FLOW BATTERY SYSTEMS AND METHODS FOR PREPARATION OF CHROMIUM-CONTAINING ELECTROLYTE THEREFOR

#25
20240240595
2024-07-18

DRIVE SYSTEM AND DETERMINING METHOD FOR DETERMINING A TEMPERATURE IN A METERING SYSTEM OF A DRIVE SYSTEM

#26
20240181935
2024-06-06

METHOD FOR OPERATING A UTILITY VEHICLE WITH A FUEL CELL

#27
20240162464
2024-05-16

STANDALONE HYDROGEN FUEL CELLS THAT PROVIDE A VARIABLE AMOUNT OF ELECTRICITY DEPENDING UPON ELECTRICAL DEMAND

#28
20240157830
2024-05-16

ELECTRIC VEHICLE CHARGING ROADWAY POWERED BY STANDALONE DYNAMIC OUTPUT HYDROGEN FUEL CELLS

#29
20240088418
2024-03-14

ENERGY MANAGEMENT FOR POWER SYSTEM

#30
20240030469
2024-01-25

ANODE POISON REDUCTION SYSTEM AND METHOD FOR FUEL CELL VEHICLE

#31
20230417183
2023-12-28

AIRCRAFT FUEL CELL AIR SUPPLY ANTI CONTANIMATION SYSTEM

#32
20230411648
2023-12-21

FUEL CELL POWER GENERATION SYSTEM

#33
20230361327
2023-11-09

POWER GENERATION CONTROL DEVICE

#34
20230348081
2023-11-02

AIRCRAFT HAVING A DRIVE-AND-ENERGY SYSTEM FOR LOW-EMISSION CRUISING FLIGHT

#35
20230311714
2023-10-05

FUEL CELL SYSTEM

#36
20230299317
2023-09-21

Multi-fuel cell system and control method thereof

#37
20230268531
2023-08-24

HIGH-TEMPERATURE ANION-EXCHANGE MEMBRANE FUEL CELL

#38
20230261519
2023-08-17

POWER SOURCE COMMUNICATION WITH DOWNSTREAM DEVICE BY CHANGING OUTPUT VOLTAGE ON A POWER BUS

#39
20230261224
2023-08-17

Apparatus for Converting Power of Fuel Cell for Power Generation and Method Thereof

#40
20230216307
2023-07-06

Power supply device and power supplying method

#41
20230216072
2023-07-06

System and method for determining state of charge for an electric energy storage device

#42
20230197997
2023-06-22

Redox flow battery systems and methods utilizing primary and secondary redox flow battery arrangements

#43
20230178771
2023-06-08

Apparatus and method for power supply using cooperation of fuel cell and energy storage

#44
20230178770
2023-06-08

Power control system and method of a fuel cell

#45
20230170507
2023-06-01

METHOD FOR CONTROLLING FUEL CELL SYSTEM, FUEL CELL SYSTEM, AND FUEL CELL VEHICLE

#46
20230170506
2023-06-01

SYSTEM AND METHOD FOR CONTROLLING POWER FOR FUEL CELL

#47
20230140817
2023-05-04

VEHICLE FUEL CELL SYSTEM

#48
20230136614
2023-05-04

EXTENDED RANGE OF FUEL CELL MACHINE

#49
20230116724
2023-04-13

Aircraft fuel cell system without the use of a buffer battery

#50
20230107318
2023-04-06

Prognostic limitation to fuel cell power output for improved efficiency in mobile machine

#51
20230103388
2023-04-06

METHOD FOR CONTROLLING FUEL CELL SYSTEM, FUEL CELL VEHICLE, AND FUEL CELL SYSTEM

#52
20230064696
2023-03-02

FLOW BATTERY CLEANSING CYCLE TO MAINTAIN ELECTROLYTE HEALTH AND SYSTEM PERFORMANCE

#53
20230062541
2023-03-02

CONTROLLER AND CONTROLLING METHOD OF OPERATING FUEL CELL

#54
20220416279
2022-12-29

FUEL CELL SYSTEM

#55
20220393483
2022-12-08

Methods and systems for managing and implementing state-of-health to control lifespan of a fuel cell

#56
20220393193
2022-12-08

Air-cooled fuel cell system

#57
20220376283
2022-11-24

Control method for fuel cell system

#58
20220359896
2022-11-10

Method for optimizing power distribution of fuel cell vehicle

#59
20220352533
2022-11-03

System and method for operating fuel cell

#60
20220344680
2022-10-27

FLIGHT VEHICLE

#61
20220320552
2022-10-06

FUEL CELL SYSTEM

#62
20220238944
2022-07-28

Power supply system and method of power supply

#63
20220209268
2022-06-30

High-voltage junction unit of fuel cell system and power supply of fuel cell system including the same

#64
20220203844
2022-06-30

POWER GENERATION SYSTEMS AND METHODS FOR CONTROLLING CASCADED BATTERIES AND FUEL CELLS WITH SUPERCAPACITORS

#65
20220190361
2022-06-16

Control system and method for preventing overheating of a fuel cell

#66
20220158214
2022-05-19

Redox flow battery systems and methods utilizing a temporal energy profile

#67
20220158213
2022-05-19

Redox flow battery systems and methods utilizing primary and secondary redox flow battery arrangements

#68
20220158211
2022-05-19

Fe-Cr redox flow battery systems and methods for preparation of chromium-containing electrolyte therefor

#69
20220158207
2022-05-19

Fe-Cr redox flow battery systems and methods utilizing chromium complexes with nitrogen-containing ligands

#70
20220149417
2022-05-12

Flow battery cleansing cycle to maintain electrolyte health and system performance

#71
20210376347
2021-12-02

Fuel cell system and control method for fuel cell system

#72
20210313605
2021-10-07

FCEV max power control map at high temperature through predictive convection

#73
20210218042
2021-07-15

Power supply system, server, and power generation facility

#74
20210194025
2021-06-24

Fuel cell vehicle

#75
20210170910
2021-06-10

Control device for fuel cell vehicle and fuel cell vehicle

#76
20210170909
2021-06-10

Apparatus for controlling fuel cell of environment-friendly vehicle, system including the same, and method thereof

#77
20210143459
2021-05-13

Fuel cell system

#78
20210135261
2021-05-06

Fuel cell system

#79
20210111422
2021-04-15

Fuel cell vehicle and method for controlling power generation for the same

#80
20210104764
2021-04-08

Autonomous power generation system

#81
20210104763
2021-04-08

FUEL CELL POWER PLANT CONTROL TO PREVENT REACTANT STARVATION DURING ISLANDED MODE OF OPERATION

#82
20210098806
2021-04-01

Fuel cell system, method of controlling fuel cell system, and storage medium

#83
20210083306
2021-03-18

Operation control system and method of fuel cell vehicle

#84
20210075039
2021-03-11

System and method for determining state of charge for an electric energy storage device

#85
20200391615
2020-12-17

Methods and system for operating a fuel cell vehicle

#86
20200381756
2020-12-03

Fuel cell recovery control system and method

#87
20200358117
2020-11-12

Aircraft fuel cell system without the use of a buffer battery

#88
20200328442
2020-10-15

Fuel cell system

#89
20200328441
2020-10-15

Fuel cell system and control method

#90
20200295392
2020-09-17

Fuel cell system

#91
20200295391
2020-09-17

Energy management method, energy management apparatus, and energy management system

#92
20200251761
2020-08-06

Fuel cell system

#93
20200243884
2020-07-30

Fuel cell system and method of controlling fuel cell system

#94
20200227761
2020-07-16

Vehicle power source system

#95
20200224881
2020-07-16

Personal power using metal-supported solid oxide fuel cells operated in a camping stove flame

#96
20200168929
2020-05-28

Power supply system and control method thereof

#97
20200144641
2020-05-07

System and method for determining state of charge for an electric energy storage device

#98
20200136423
2020-04-30

Control of DC voltage distribution system

#99
20200136160
2020-04-30

SIMPLIFIED FUEL CELL SYSTEM, APPARATUS, AND PROCESS

#100
20200127307
2020-04-23

Fuel cell system

#101
20200076200
2020-03-05

Power source communication with downstream device by changing output voltage on a power bus

#102
20200067119
2020-02-27

Fuel cell system

#103
20200067118
2020-02-27

Fuel cell system

#104
20200067117
2020-02-27

Fuel cell system

#105
20190393523
2019-12-26

Transportation device equipped with fuel cell system

#106
20190312432
2019-10-10

Advanced uninterruptable power module controller and method of operating same

#107
20190273273
2019-09-05

Fuel cell system, moving object including fuel cell system, and wind speed deriving method in fuel cell system

#108
20190267652
2019-08-29

Fuel Battery System and Fuel Battery System Operation Method

#109
20190252700
2019-08-15

Hydrogen-Producing Device and Operation Method of Hydrogen-Producing Device

#110
20190229357
2019-07-25

Fuel cell vehicle

#111
20190221872
2019-07-18

Fuel cell vehicle

#112
20190193580
2019-06-27

ELECTRIC VEHICLE

#113
20190190047
2019-06-20

Power management method, power management server, local control apparatus, and power management system

#114
20190165439
2019-05-30

FUEL CELL SYSTEM AND CONTROL METHOD FOR FUEL CELL SYSTEM

#115
20190099628
2019-04-04

Supply system and method for providing electric energy, oxygen depleted air and water as well and aircraft having such a supply system

#116
20190058202
2019-02-21

Method for operating a fuel cell arrangement and a corresponding fuel cell arrangement

#117
20190036140
2019-01-31

Fuel cell system

#118
20190013536
2019-01-10

Fuel cell system and method for controlling fuel cell system

#119
20180375337
2018-12-27

Fuel cell system, external management apparatus, fuel cell apparatus, and control method for fuel cell apparatus

#120
20180375135
2018-12-27

FUEL CELL SYSTEM AND METHOD FOR CONTROLLING FUEL CELL SYSTEM

#121
20180316037
2018-11-01

Flow battery cleansing cycle to maintain electrolyte health and system performance

#122
20180236883
2018-08-23

FUEL CELL VEHICLE

#123
20180215273
2018-08-02

Control device for fuel cell vehicle

#124
20180198145
2018-07-12

Fuel cell system for vehicle and control method thereof

#125
20180191010
2018-07-05

PROTECTION CIRCUIT FOR A FUEL CELL AND METHOD OF USE

#126
20180166725
2018-06-14

USING ENERGY IN ELECTROLYTE FOR BLACK START

#127
20180145356
2018-05-24

Fuel cell system

#128
20170365901
2017-12-21

WARM-UP APPARATUS FOR FUEL CELL FOR VEHICLE

#129
20170346114
2017-11-30

Method and apparatus for controlling pump speed of redox flow battery

#130
20170274902
2017-09-28

Control device and control method for vehicle

#131
20170267301
2017-09-21

Fuel cell vehicle and method of mounting power module on fuel cell vehicle

#132
20170263961
2017-09-14

Power supply system

#133
20170250426
2017-08-31

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

#134
20170203669
2017-07-20

Power control device for vehicle

#135
20170179510
2017-06-22

Fuel cell and fuel cell system

#136
20170144647
2017-05-25

Fuel cell range extender

#137
20160380287
2016-12-29

Vehicle

#138
20160372931
2016-12-22

Power management system for a microbial fuel cell and microbial electrolysis cell coupled system

#139
20160268612
2016-09-15

Fuel cell system

#140
20160218382
2016-07-28

Non-invasive measurement method for controlling the functioning of a membrane fuel cell

#141
20160149234
2016-05-26

Fuel cell system

#142
20160030781
2016-02-04

Supply system and method for providing electric energy, oxygen depleted air and water as well and aircraft having such a supply system

#143
20150280477
2015-10-01

FUEL CELL SYSTEM INCLUDING FUEL CELL AND LEAD-ACID BATTERY, AND CHARGING METHOD FOR THE SAME

#144
20150244013
2015-08-27

Control device of fuel cell, fuel cell system and control method of fuel cell

#145
20150244009
2015-08-27

Back-up fuel cell electric generator comprising a compact manifold body, and methods of managing the operation thereof

#146
20150236365
2015-08-20

System and method for fuel cell degradation management

#147
20150214562
2015-07-30

Controller for Fuel Cell Operation

#148
20150125765
2015-05-07

FUEL CELL SYSTEM

#149
20150093662
2015-04-02

Fuel cell system

#150
20150017563
2015-01-15

Fuel cell unit and fuel cell vehicle

#151
20140272651
2014-09-18

FUEL CELL SYSTEM

#152
20140236370
2014-08-21

Fuel cell control using pseudo power consumption

#153
20140193671
2014-07-10

Portable Fuel Cell System Having a Fuel Cell System Controller

#154
20140114447
2014-04-24

Fuel cell system and electronic device controlling the same

#155
20120135326
2012-05-31

Back-up fuel cell electric generator comprising a compact manifold body, and methods of managing the operation thereof

#156
20120040265
2012-02-16

Fuel cell system and method for controlling same

#157
20120007544
2012-01-12

System of a plurality of series-connected fuel cell converter devices and method for controlling the system

#158
20120007543
2012-01-12

System of a plurality of parallel-connected fuel cell converter devices and method for controlling the system

#159
20110269039
2011-11-03

Apparatus and method for controlling variable power conditions in a fuel cell

#160
20110129751
2011-06-02

Fuel cell system and method for recovering performance of a fuel cell

#161
20110064976
2011-03-17

Fuel cell vehicle and method of controlling fuel cell and storage battery provided in the fuel cell vehicle

#162
20100248049
2010-09-30

Fuel cell system with interruption control

#163
20100247981
2010-09-30

METHOD FOR ENERGY MANAGEMENT OF COMPOSITE BATTERY AND SYSTEM FOR THE SAME

#164
20100173214
2010-07-08

Controller for fuel cell operation

#165
20100136447
2010-06-03

Fuel cell system

#166
20100108535
2010-05-06

SYSTEM FOR GENERATING HYDROGEN AND METHOD THEREOF

#167
20100075185
2010-03-25

FUEL CELL POWER GENERATION SYSTEM FOR PROVIDING HOT WATER TO A HOUSING

#168
20090162711
2009-06-25

Fuel cell

#169
20090053579
2009-02-26

NOVEL POWER SUPPLY DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME

#170
20090042073
2009-02-12

FUEL CELL SYSTEM CAPABLE OF SUPPLYING POWER OF VARIOUS LEVELS AND METHOD OF OPERATING THE SAME

#171
20090004515
2009-01-01

Fuel cell and method of operating fuel cell

#172
20070268727
2007-11-22

Circuit connection control system of fuel cell and method of operating the same

#173
20070114850
2007-05-24

Power system and method for supplying electrical power to a load

#174
20070104985
2007-05-10

FEEDBACK FUEL CELL DEVICE

#175
20060204801
2006-09-14

Buffer/converter/dumping system between fuel cells and process

#176
20060073367
2006-04-06

Fuel cell system

#177
20050255354
2005-11-17

Fuel cell power generation system

#178
20050121315
2005-06-09

System for generating hydrogen and method thereof

#179
20050068002
2005-03-31

Cell unit and power supply control method

#180
20050003251
2005-01-06

Fuel cell system having optimized output