ClassID:

213543

H01M8/04895 - 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 Current

Sub-classes:
Recent Application in this class:
#1
20260112673
2026-04-23

COMPUTER SYSTEM AND A METHOD FOR CONTROLLING A FUEL CELL SYSTEM

#2
20250132359
2025-04-24

HYDROGEN PURGE SYSTEM AND METHOD FOR CONTROLLING THE SAME

#3
20250105327
2025-03-27

FLOW BATTERY CHARGING INITIATION METHOD, CONTROLLER FOR FLOW BATTERY SYSTEM AND FLOW BATTERY SYSTEM

#4
20240186550
2024-06-06

FUEL CELL CONTROL PROGRAM AND FUEL CELL SYSTEM

#5
20240170697
2024-05-23

APPARATUS FOR PROVIDING OPERATION LOGIC OF FUEL CELL SYSTEM

#6
20240162722
2024-05-16

POWER BALANCE IN BATTERY SYSTEMS

#7
20240021856
2024-01-18

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

#8
20230361331
2023-11-09

METHOD FOR IRON PREFORMATION IN REDOX FLOW BATTERIES

#9
20230327157
2023-10-12

FUEL CELL SYSTEM

#10
20230212988
2023-07-06

VERSATILE CONTROL OF A PROPULSION SYSTEM WITH A FUEL CELL

#11
20230029737
2023-02-02

Power management of electrolytic cells

#12
20220416269
2022-12-29

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

#13
20220384827
2022-12-01

Fuel Cell System of Mobility and Method for Controlling the Same

#14
20220246960
2022-08-04

Apparatus having at least one fuel cell

#15
20220173460
2022-06-02

Power net system of a fuel cell and a method for controlling same

#16
20220166041
2022-05-26

Method of controlling hydrogen/oxygen producing system and hydrogen/oxygen producing system

#17
20210376359
2021-12-02

Fuel cell system and control method for fuel cell system

#18
20210376358
2021-12-02

Fuel cell system

#19
20210367254
2021-11-25

Flow battery control method, flow battery control system and flow battery

#20
20210359318
2021-11-18

Fuel cell system

#21
20210234179
2021-07-29

Fuel cell based power generator

#22
20210135270
2021-05-06

Method for iron preformation in redox flow batteries

#23
20200321641
2020-10-08

Degradation-conscious control for PEM fuel cells

#24
20200295389
2020-09-17

Fuel cell based power generator

#25
20200083550
2020-03-12

Power supply device, flying tool using same and power supply method thereof

#26
20200044270
2020-02-06

Fuel cell system and fuel cell control program

#27
20190273437
2019-09-05

Fuel cell system and method for controlling the fuel cell system

#28
20190273274
2019-09-05

Power generation unit and control method of the same

#29
20190137116
2019-05-09

Fuel cell heater system

#30
20190123369
2019-04-25

Flow battery control method, flow battery control system and flow battery

#31
20180331382
2018-11-15

Method and system for improving the energy efficiency and for reconditioning of a vanadium flow battery

#32
20180290559
2018-10-11

Fuel cell system

#33
20180196108
2018-07-12

Method and device for observing a state of a fuel-cell electrochemical system

#34
20180145350
2018-05-24

Power conditioning system and control method therefor

#35
20180090772
2018-03-29

Electrical contact device for a fuel cell stack

#36
20170324105
2017-11-09

METHOD FOR CONTROLLING A FUEL CELL

#37
20170250425
2017-08-31

Method for controlling fuel cell system

#38
20170244123
2017-08-24

Performance recovery of a fuel cell

#39
20170222238
2017-08-03

Fuel cell system and control method for fuel cell system

#40
20170166082
2017-06-15

Control method of cooling water pump of fuel cell vehicle

#41
20170104231
2017-04-13

Fuel cell system and performance improvement method of fuel cell system

#42
20170047757
2017-02-16

Method of operating electrochemical cells comprising electrodeposited fuel

#43
20170018792
2017-01-19

Generation of oxygen depleted air by a fuel cell system

#44
20170005357
2017-01-05

Electrical power distribution system and method for a grid-tied reversible solid oxide fuel cell system

#45
20160380285
2016-12-29

Fuel cell system

#46
20160372771
2016-12-22

FLOW-ABLE BATTERY WITH CHARGING AND DISCHARGING SYSTEM

#47
20160344050
2016-11-24

Fuel cell system

#48
20160315342
2016-10-27

Fuel cell system

#49
20160211537
2016-07-21

Active cathode temperature control for metal-air batteries

#50
20160197366
2016-07-07

Systems and methods for detecting leaks in a fuel cell system

#51
20160141675
2016-05-19

Fuel cell system and operation control method of the same

#52
20160133974
2016-05-12

Fuel cell system and control method of fuel cell system

#53
20150380753
2015-12-31

Method for stopping fuel cell system and fuel cell system

#54
20150295401
2015-10-15

Compact type fuel cell supply system

#55
20150228991
2015-08-13

Method of operating electrochemical cells comprising electrodeposited fuel

#56
20150214562
2015-07-30

Controller for Fuel Cell Operation

#57
20150017485
2015-01-15

FUEL CELL SYSTEM

#58
20140370414
2014-12-18

Internally controllable fuel cell

#59
20140295217
2014-10-02

Miniaturized Forklift Fuel Cell Supply System

#60
20140272645
2014-09-18

FUEL CELL DC-DC CONVERTER

#61
20130022883
2013-01-24

Apparatus and method for activating fuel cell stack

#62
20120321976
2012-12-20

Controlling fuel cell

#63
20120274137
2012-11-01

Fuel cell system and control method therefor

#64
20120270124
2012-10-25

FUEL CELL SYSTEM AND OPERATING METHOD FOR FUEL CELL SYSTEM

#65
20120196199
2012-08-02

FUEL CELL SYSTEM AND METHOD FOR CONTROLLING THE SAME

#66
20120161516
2012-06-28

Power supply device

#67
20110217615
2011-09-08

FUEL CELL STABILISATION SYSTEM AND METHOD

#68
20110177403
2011-07-21

Hydrogen concentration measurement device and fuel cell system

#69
20110064976
2011-03-17

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

#70
20110020671
2011-01-27

Internal-resistance measuring device for response-delay type fuel cell

#71
20110008686
2011-01-13

Performance recovery of a fuel cell

#72
20100173214
2010-07-08

Controller for fuel cell operation

#73
20100173212
2010-07-08

FUEL CELL DEGRADATION DETECTING APPARATUS AND FUEL CELL SYSTEM

#74
20100096927
2010-04-22

Power generation system and operation method thereof

#75
20100068564
2010-03-18

APPARATUS FOR STABILIZING FUEL CELL AND METHOD THEREFOR

#76
20090325007
2009-12-31

CONTROL OF PARALLELED FUEL CELL ASSEMBLIES

#77
20090246574
2009-10-01

FUEL CELL APPARATUS AND DRIVE METHOD THEREOF

#78
20090146606
2009-06-11

Fuel Cell Apparatus with Charge Circuit

#79
20090110971
2009-04-30

Method of stopping a solid polymer type fuel cell system

#80
20090042072
2009-02-12

ON-DEMAND HYDROGEN GAS GENERATION DEVICE WITH PRESSURE-REGULATING SWITCH

#81
20070184314
2007-08-09

Fuel cell system

#82
20070116997
2007-05-24

Active isolation system for fuel cell

#83
20060105206
2006-05-18

Fuel cell power supply

#84
20060074574
2006-04-06

Technique and apparatus to measure a fuel cell parameter

#85
20060051630
2006-03-09

Ultrasonics applied to electrochemical devices

#86
20050249985
2005-11-10

Hybrid power source

#87
20050208358
2005-09-22

Solid polymer type fuel cell system for power generation

#88
20050112420
2005-05-26

Power supply device