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Kouji Yasuda
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Katsuta, JP
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last 30 patents
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Patent Grant
Apparatus and method for controlling induction motor
Patent number
6,166,514
Issue date
Dec 26, 2000
Hitachi, Ltd.
Takeshi Ando
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Pulse width modulation control system for electric power converter
Patent number
5,781,423
Issue date
Jul 14, 1998
Hitachi, Ltd.
Satoru Inarida
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electric power conversion equipment
Patent number
5,680,299
Issue date
Oct 21, 1997
Hitachi, Ltd.
Kouji Yasuda
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electric power converting apparatus
Patent number
5,587,891
Issue date
Dec 24, 1996
Hitachi, Ltd.
Kiyoshi Nakata
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electric power converting apparatus
Patent number
5,467,262
Issue date
Nov 14, 1995
Hitachi, Ltd.
Kiyoshi Nakata
B60 - VEHICLES IN GENERAL