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Takashi Seshimo
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Ohira, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Permanent magnet type rotating electric machine
Patent number
6,838,798
Issue date
Jan 4, 2005
Hitachi, Ltd.
Ryoichi Takahata
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Permanent magnet type rotating electric machine
Patent number
6,552,461
Issue date
Apr 22, 2003
Hitachi, Ltd.
Ryoichi Takahata
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
Permanent magnet type rotating electric machine
Publication number
20030107291
Publication date
Jun 12, 2003
Hitachi, Ltd
Ryoichi Takahata
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Rotor and rotating electrical machine with embedded permanent magnet
Publication number
20020171309
Publication date
Nov 21, 2002
Shinichi Wakui
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Permanent magnet type rotating electric machine
Publication number
20020130574
Publication date
Sep 19, 2002
Ryoichi Takahata
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER