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Hitachi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Combined cycle plant
Patent number
7,367,192
Issue date
May 6, 2008
Hitachi, Ltd.
Youichi Hattori
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Combined cycle plant
Patent number
6,983,585
Issue date
Jan 10, 2006
Hitachi, Ltd.
Youichi Hattori
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for starting thermal power plant
Patent number
4,744,723
Issue date
May 17, 1988
Hitachi, Ltd.
Tsuguo Hashimoto
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Protection-driving method of a feedwater heater and the device thereof
Patent number
4,651,533
Issue date
Mar 24, 1987
Hitachi, Ltd.
Katsumi Ura
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method of and apparatus for deaerating condensate in power generati...
Patent number
4,584,837
Issue date
Apr 29, 1986
Hitachi, Ltd.
Kenji Sakka
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Condenser vacuum retaining apparatus for steam power plant
Patent number
4,517,804
Issue date
May 21, 1985
Hitachi, Ltd.
Katsumi Ura
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Waste heat recovery boiler
Patent number
4,466,241
Issue date
Aug 21, 1984
Hitachi, Ltd.
Taiji Inui
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Waste heat recovery boiler apparatus
Patent number
4,106,286
Issue date
Aug 15, 1978
Hitachi, Ltd.
Akira Sakai
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
Combined cycle plant
Publication number
20050198939
Publication date
Sep 15, 2005
Youichi Hattori
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Combined cycle plant
Publication number
20040025503
Publication date
Feb 12, 2004
Youichi Hattori
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES