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Iwao Harada
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Mito-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Railway vehicle and method for operating vehicle
Patent number
7,021,220
Issue date
Apr 4, 2006
Hitachi, Ltd.
Iwao Harada
B61 - RAILWAYS
Information
Patent Grant
Condenser and power plant
Patent number
6,269,867
Issue date
Aug 7, 2001
Hitachi, Ltd.
Fumio Takahashi
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Condenser and power plant
Patent number
5,960,867
Issue date
Oct 5, 1999
Hitachi, Ltd.
Fumio Takahashi
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Railway vehicle with micro pressure wave reducing contour for tunne...
Patent number
5,694,858
Issue date
Dec 9, 1997
Hitachi, Ltd.
Iwao Harada
B61 - RAILWAYS
Information
Patent Grant
Heat exchanger for condensing vapor into liquid phase, power genera...
Patent number
5,205,352
Issue date
Apr 27, 1993
Hitachi, Ltd.
Fumio Takahashi
F28 - HEAT EXCHANGE IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Railway vehicle and method for operating vehicle
Publication number
20050139115
Publication date
Jun 30, 2005
Iwao Harada
B61 - RAILWAYS