ClassID:

213876

H01M2250/407 - CPC Classification

Classification description:

Fuel cells for particular applications; Specific features of fuel cell system; Combination of fuel cells with other energy production systems Combination of fuel cells with mechanical energy generators

Recent Application in this class:
#1
20260074243
2026-03-12

LOW-TEMPERATURE RANKINE CYCLE SYSTEM FOR RECOVERING WASTE HEAT FROM A FUEL CELL SYSTEM

#2
20250300200
2025-09-25

MARINE THERMAL AND ELECTRICAL BATTERY

#3
20250273705
2025-08-28

System and Method for Recreating Ground Conditions for Fuel Cell Systems Operating at High Altitudes

#4
20240421329
2024-12-19

HYDROGEN FUEL SYSTEM ARCHITECTURE

#5
20240229711
2024-07-11

COMBINED GAS TURBINE ENGINE AND FUEL CELL

#6
20240133340
2024-04-25

Combined gas turbine engine and fuel cell

#7
20230348083
2023-11-02

Systems and methods for propulsion

#8
20230030363
2023-02-02

Hybrid power system

#9
20220115680
2022-04-14

Integrated refueling station

#10
20210376340
2021-12-02

Air bearing cooling path for compressor device

#11
20200075978
2020-03-05

Systems for hybrid fuel cell power generation

#12
20200052314
2020-02-13

FUEL CELL SYSTEM AND METHOD FOR PERFORMING THERMAL REGENERATION OF DESULFURIZATION ADSORBATES

#13
20190024580
2019-01-24

Combined power generation system comprising a fuel cell and a gas turbine engine

#14
20180261860
2018-09-13

Energy storage using an REP with an engine

#15
20170327219
2017-11-16

VERTICAL TAKE-OFF AND LANDING AIRCRAFT WITH HYBRID POWER AND METHOD

#16
20170274902
2017-09-28

Control device and control method for vehicle

#17
20170207471
2017-07-20

Fossil fuel power plant with integrated carbon separation facility

#18
20170170494
2017-06-15

Integrated fuel cell aircraft pressurization and cooling system

#19
20160365590
2016-12-15

Systems for hybrid fuel cell power generation

#20
20160351931
2016-12-01

Integrated electrical power and chemical production using fuel cells

#21
20160126570
2016-05-05

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

#22
20160006065
2016-01-07

Power generation systems and methods utilizing cascaded fuel cells

#23
20160006057
2016-01-07

Power generation system and method for operating power generation system

#24
20150380748
2015-12-31

Heat reclamation and temperature control for submersible vehicles that utilize fuel cells

#25
20150349356
2015-12-03

Hybrid emergency power unit system

#26
20150295256
2015-10-15

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

#27
20150285141
2015-10-08

Power generation system, driving method for power generation system, and combustor

#28
20150252269
2015-09-10

Integration of molten carbonate fuel cells in fischer-tropsch synthesis

#29
20150188173
2015-07-02

Solid-oxide fuel cell systems

#30
20150171449
2015-06-18

Method and Apparatus for Generating and Managing Energy

#31
20150037697
2015-02-05

Power conversion system

#32
20140318146
2014-10-30

Power generation system and method for starting power generation system

#33
20140272638
2014-09-18

Integration of molten carbonate fuel cells in methanol synthesis

#34
20140272637
2014-09-18

Integration of molten carbonate fuel cells in Fischer-Tropsch synthesis

#35
20140272634
2014-09-18

Integrated power generation and chemical production using fuel cells

#36
20140272632
2014-09-18

Integration of molten carbonate fuel cells in fischer-tropsch synthesis

#37
20140272629
2014-09-18

Integration of molten carbonate fuel cells in a refinery setting

#38
20140272628
2014-09-18

Integrated electrical power and chemical production using fuel cells

#39
20140272626
2014-09-18

Integrated power generation and chemical production using fuel cells at a reduced electrical efficiency

#40
20140272625
2014-09-18

Integrated operation of molten carbonate fuel cells

#41
20140272624
2014-09-18

Integrated carbon capture and chemical production using fuel cells

#42
20140272621
2014-09-18

Integration of molten carbonate fuel cells for synthesis of nitrogen compounds

#43
20140272619
2014-09-18

Integrated power generation and carbon capture using fuel cells

#44
20140272617
2014-09-18

Integrated power generation and carbon capture using fuel cells

#45
20140260798
2014-09-18

Integration of molten carbonate fuel cells in iron and steel processing

#46
20140260311
2014-09-18

Integration of molten carbonate fuel cells with fermentation processes

#47
20140193731
2014-07-10

Energy generation system and related uses thereof

#48
20140174079
2014-06-26

Method for regulating a boost pressure of an engine

#49
20140162153
2014-06-12

Fossil fuel power plant with integrated carbon separation facility

#50
20130260268
2013-10-03

Fuel cell reforming system with carbon dioxide removal

#51
20130175805
2013-07-11

Electrical generation system and method for a hybrid fuel cell power plant

#52
20120301802
2012-11-29

Fuel provision system

#53
20120285162
2012-11-15

Fuel cell-engine hybrid system

#54
20120251900
2012-10-04

FUEL CELL SYSTEM

#55
20120251899
2012-10-04

SOLID-OXIDE FUEL CELL HIGH-EFFICIENCY REFORM-AND-RECIRCULATE SYSTEM

#56
20120117979
2012-05-17

Hybrid cycle SOFC-inverted gas turbine with CO2 separation

#57
20120108117
2012-05-03

Apparatus and method for generating electricity in liquefied natural gas carrier

#58
20120083387
2012-04-05

REHEATED GAS TURBINE SYSTEM, IN PARTICULAR SUCH A SYSTEM HAVING A FUEL CELL

#59
20120045699
2012-02-23

Fuel Cell Power and Water Generation

#60
20110258980
2011-10-27

PROCESS FOR CO-GENERATION OF MECHANICAL-ELECTRICAL ENERGY AND HEAT

#61
20110189555
2011-08-04

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

#62
20110167799
2011-07-14

NOemission reduction system and method

#63
20110081586
2011-04-07

Systems and methods for sustainable economic development through integrated full spectrum production of renewable energy

#64
20110064976
2011-03-17

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

#65
20100304228
2010-12-02

Apparatus and method using hydrogen pressure in fuel cell electric vehicle

#66
20100242453
2010-09-30

Fuel cell/engine hybrid power system

#67
20100200317
2010-08-12

Device for driving a fuel cell vehicle

#68
20100151292
2010-06-17

APPARATUS AND METHOD OF GENERATING MECHANICAL AND ELECTRICAL ENERGY

#69
20100101879
2010-04-29

Motor Battery Systems

#70
20100003552
2010-01-07

SOFC power system with A/C system and heat pump for stationary and transportation applications

#71
20090305092
2009-12-10

Combined fuel cell aircraft auxiliary power unit and environmental control system

#72
20090255255
2009-10-15

System and method for extracting propulsion energy from motor vehicle exhaust

#73
20090202881
2009-08-13

SINGLE-CHAMBER-TYPE SOLID OXIDE FUEL CELL DEVICE

#74
20090142644
2009-06-04

Hydrogen recirculation system using integrated motor generator energy

#75
20090130522
2009-05-21

Fuel cell module and structure for gas supply to fuel cell

#76
20090081508
2009-03-26

FUEL CELL

#77
20090068508
2009-03-12

APPARATUS AND METHOD OF PRODUCING ELECTRICAL CURRENT IN A FUEL CELL SYSTEM

#78
20080230287
2008-09-25

Hybrid system

#79
20080145724
2008-06-19

Method and apparatus for generating and managing energy

#80
20080118795
2008-05-22

Cogeneration system using fuel cell

#81
20080115505
2008-05-22

Power system with computer-controlled fuel system

#82
20080115496
2008-05-22

Method for regulating fuel flow into a turbine

#83
20080085432
2008-04-10

Solid oxide fuel cell module and control method thereof

#84
20080075994
2008-03-27

Fuel cell system having at least one fuel cell

#85
20070259223
2007-11-08

Capturing heat from a fuel cell stack

#86
20070241722
2007-10-18

Distributed power generation system using a fuel cell and a method of controlling the same

#87
20070234975
2007-10-11

Power system with computer-controlled fuel system

#88
20070186545
2007-08-16

Catalytic device with fuel cell portion and catalytic conversion portion

#89
20070172707
2007-07-26

Combined fuel cell system

#90
20070163822
2007-07-19

Hybrid solid oxide fuel cell and gas turbine electric generating system using liquid oxygen

#91
20070144460
2007-06-28

HYBRID SYSTEM OF FUEL CELL AND COMBUSTION ENGINE

#92
20070119638
2007-05-31

Fuel cell system using external heat sources for maintaining internal temperature

#93
20070099057
2007-05-03

SOFC systems to power a liquid or gas fuel pumping station

#94
20070082310
2007-04-12

Catalytic microcombustors for compact power or heat generation

#95
20070037024
2007-02-15

Process for generation of electricity from a solid oxide fuel cell auxiliary power unit using engine exhaust gas

#96
20070034523
2007-02-15

Fuel-cell actuated mechanical device

#97
20070009774
2007-01-11

Joint-cycle high-efficiency fuel cell system with power generating expander

#98
20060237583
2006-10-26

Combined fuel cell aircraft auxiliary power unit and environmental control system

#99
20060188761
2006-08-24

Fuel cell power plants

#100
20060180101
2006-08-17

Hydrogen-oxygen production device

#101
20060138278
2006-06-29

Fuel cell system as a primary electrical energy supply for aircraft

#102
20060112695
2006-06-01

Motor vehicle comprising an internal combustion engine and an auxiliary power unit

#103
20060108160
2006-05-25

System and method for extracting propulsion energy from motor vehicle exhaust

#104
20060071477
2006-04-06

Distributed power generation system using a fuel cell and a method of controlling the same

#105
20060059892
2006-03-23

Clean power system

#106
20060021812
2006-02-02

Systems and methods for charging a fuel cell vehicle

#107
20050242588
2005-11-03

Integrated fuel cell and additive gas supply system for a power generation system including a combustion engine

#108
20050196659
2005-09-08

Hybrid power generating system combining a fuel cell and a gas turbine

#109
20050156431
2005-07-21

Vanadium redox battery energy storage and power generation system incorporating and optimizing diesel engine generators

#110
20050147871
2005-07-07

Method for operating redox flow battery system

#111
20050079395
2005-04-14

Integrated fuel cell hybrid power plant with controlled oxidant flow for combustion of spent fuel

#112
20050058863
2005-03-17

Enhanced high efficiency fuel cell/turbine power plant

#113
17192348
2024-04-30

Parallel mass transfer electric power generator system and process