ClassID:

237174

Y02T90/32 - page 4 - CPC Classification

Classification description:

Recent Application in this class:
#901
20120141891
2012-06-07

Fuel control system and method for fuel cell system

#902
20120135327
2012-05-31

Monitoring the operational state of a fuel cell stack

#903
20120122018
2012-05-17

Fuel cell separator and method for surface treatment of the same

#904
20120122000
2012-05-17

Heating control method for fuel cell vehicle

#905
20120115057
2012-05-10

Fuel cell system

#906
20120107706
2012-05-03

Fuel cell system and control method at starting in the fuel cell system

#907
20120088173
2012-04-12

Variable air utilization increases fuel cell membrane durability

#908
20120086278
2012-04-12

Fuel cell system with connector welding prevention

#909
20120064422
2012-03-15

Fuel cell system and control method thereof

#910
20120062166
2012-03-15

Integrated fuel processor and fuel cell system control method

#911
20120028135
2012-02-02

Fuel cell assembly and vehicle

#912
20120021324
2012-01-26

Fuel cell

#913
20120021301
2012-01-26

Fuel cell system protection in a vehicle

#914
20120015268
2012-01-19

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

#915
20120015257
2012-01-19

Fuel cell system and vehicle

#916
20120013183
2012-01-19

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

#917
20120009498
2012-01-12

Fuel cell

#918
20120006036
2012-01-12

Enhanced efficiency turbine

#919
20110294029
2011-12-01

Hydrophilic coating for fuel cell bipolar plate and methods of making the same

#920
20110289946
2011-12-01

Radiator fan control for heat pump HVAC

#921
20110253466
2011-10-20

Agricultural vehicle

#922
20110244358
2011-10-06

Gas diffusion layer and process for production thereof, and fuel cell

#923
20110227742
2011-09-22

Method for measuring remaining hydrogen capacity of hydrogen storage canister incorporating RFID device

#924
20110217608
2011-09-08

Power generation control device and power generation control method for fuel cell

#925
20110198921
2011-08-18

Power supply device and power supply system for fuel cell vehicle

#926
20110190959
2011-08-04

Fuel cell system

#927
20110183230
2011-07-28

Fuel cell system and vehicle having fuel cell system

#928
20110183227
2011-07-28

Fuel cell stack

#929
20110183226
2011-07-28

Fuel cell system

#930
20110171547
2011-07-14

Low power control of fuel cell open circuit voltage

#931
20110167799
2011-07-14

NOemission reduction system and method

#932
20110165500
2011-07-07

Fuel cell stack that promotes generally uniform flow therein

#933
20110165499
2011-07-07

Fuel cell system and method of use

#934
20110159393
2011-06-30

Vehicle fuel cell cooling system

#935
20110111317
2011-05-12

Fuel cell system for preventing excessive power generation

#936
20110091780
2011-04-21

In-situ fuel cell stack reconditioning

#937
20110064976
2011-03-17

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

#938
20110045376
2011-02-24

Fuel cell

#939
20110039182
2011-02-17

Fuel cell with fuel gas outlets

#940
20100293959
2010-11-25

Method for operating a gas turbine engine, power supplying device for conducting such method and aircraft using such method

#941
20100273075
2010-10-28

Fuel cell system

#942
20100266922
2010-10-21

Fuel cell system with regulation of DC/DC converter passing power

#943
20100239934
2010-09-23

Fuel cell system and method of controlling rotation speed of compressor

#944
20100235031
2010-09-16

Output controller for fuel cell

#945
20100233557
2010-09-16

Fuel cell system and fuel cell activation method

#946
20100221643
2010-09-02

Hydrazine fixing detection system

#947
20100221630
2010-09-02

Fuel cell system

#948
20100221618
2010-09-02

Enclosed separator unit for a gas supply of a fuel cell system

#949
20100216042
2010-08-26

Auxiliary power unit

#950
20100209787
2010-08-19

Gas detection system, fuel cell system, and vehicle

#951
20100203409
2010-08-12

Fuel cell system and its control method

#952
20100183936
2010-07-22

Modular fuel cell power system

#953
20100178591
2010-07-15

Apparatus for recirculation of anode exhaust gases of a fuel cell

#954
20100159349
2010-06-24

Membrane electrode assemblies

#955
20100151351
2010-06-17

Monomers and polymers carrying imidazole and benzimidazole groupings, and proton exchange membrane containing the same for the production of a fuel cell

#956
20100140411
2010-06-10

Fuel supply unit for a fuel cell system, fuel cell system and method for monitoring a fuel supply unit

#957
20100129690
2010-05-27

Vehicular power source unit

#958
20100129688
2010-05-27

Methods of operating fuel cell stacks and systems related thereto

#959
20100129534
2010-05-27

Fuel cells with hydrophobic diffusion medium

#960
20100124680
2010-05-20

Fuel cell system operated with liquid gas

#961
20100119901
2010-05-13

Fuel cell system and mobile body

#962
20100116576
2010-05-13

Fuel cell vehicle

#963
20100112401
2010-05-06

Fuel cell system, electrode catalyst degradation judgment method, and moving body

#964
20100112382
2010-05-06

Life extension of PEM fuel cell using startup method

#965
20100104919
2010-04-29

Reinforcing film for the electrolyte membrane of a polymer electrolyte fuel cell

#966
20100101419
2010-04-29

Hydrogen separation apparatus and process for manufacturing the same

#967
20100101306
2010-04-29

Odorant addition device and fuel gas supply system

#968
20100092822
2010-04-15

Fuel cell system for a vehicle

#969
20100055511
2010-03-04

Fuel cell system

#970
20100028730
2010-02-04

Fuel cell power production system with an integrated hydrogen utilization device

#971
20090325000
2009-12-31

Automotive rotatable power transfer system and method of operating same

#972
20090305097
2009-12-10

Fuel cell system and motor vehicle equipped therewith

#973
20090293512
2009-12-03

Radiator fan control for heat pump HVAC

#974
20090269635
2009-10-29

Fuel cell system capable of reducing deterioration of fuel cell

#975
20090263680
2009-10-22

Alternative path cooling of a high temperature fuel cell

#976
20090236436
2009-09-24

Method for optimized execution of heating tasks in fuel cell vehicles

#977
20090233128
2009-09-17

Fuel, fuel cell system, fuel cell vehicle and operating method for fuel cell system

#978
20090226770
2009-09-10

Fuel cell system and AC impedance measurement method

#979
20090191805
2009-07-30

Ventilation system for an automotive fuel cell stack enclosure

#980
20090142633
2009-06-04

Fuel cell system and mobile article

#981
20090130530
2009-05-21

Fuel cell stack casing

#982
20090104483
2009-04-23

Fuel processing system with temperature-control fluid circuit

#983
20090087699
2009-04-02

Drainage system for fuel cell

#984
20090078706
2009-03-26

High-pressure tank

#985
20090068539
2009-03-12

Fuel cell system

#986
20090053567
2009-02-26

Fuel gas feeding device and control method therefor

#987
20090050382
2009-02-26

Fuel cell, fuel cell apparatus, vehicle and co-generation system including the same and fuel cell operation method

#988
20090032756
2009-02-05

Integrated pressure control actuator assembly of hydrogen supply system

#989
20080311439
2008-12-18

Fuel cell shut-down procedure including vaporization phase

#990
20080300729
2008-12-04

Mobile body

#991
20080292938
2008-11-27

Fuel cell flow field channel with partially closed end

#992
20080261084
2008-10-23

Fuel cells used to supplement power sources for aircraft equipment

#993
20080257621
2008-10-23

Fuel cell vehicle system

#994
20080210812
2008-09-04

Fuel cell emergency system

#995
20080073133
2008-03-27

Vehicle mounted fuel cell assembly

#996
20080038602
2008-02-14

Method for mitigating cell degradation due to startup and shutdown via cathode re-circulation combined with electrical shorting of stack

#997
20080026273
2008-01-31

Fuel cell system and control method therefor

#998
20070231639
2007-10-04

Fuel-cell electric vehicle

#999
20070175894
2007-08-02

Coolant ventilation system

#1000
20070092773
2007-04-26

Organic vapor fuel cell

#1001
20070065691
2007-03-22

Feedforward control of the volume flow in a hydraulic system

#1002
20060222917
2006-10-05

Fuel cell system

#1003
20060127715
2006-06-15

Layout of an electrical power system provided with a fuel cell in an electric vehicle