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Shigeru Kuriyama
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Katsuta, JP
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last 30 patents
Information
Patent Grant
Braking apparatus for electric vehicle
Patent number
5,476,310
Issue date
Dec 19, 1995
Hitachi, Ltd.
Eiichi Ohtsu
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Apparatus for reducing vibrations of the body of a vehicle
Patent number
5,111,784
Issue date
May 12, 1992
Hitachi, Ltd.
Shigeru Kuriyama
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Protective circuit in a device for reducing vibrations of a vehicle...
Patent number
5,087,869
Issue date
Feb 11, 1992
Hitachi, Ltd.
Shigeru Kuriyama
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Vehicle body vibration reduction control apparatus
Patent number
5,083,038
Issue date
Jan 21, 1992
Nissan Motor Company, Ltd.
Masao Fukushima
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Transistor control device for power transistor chopper
Patent number
4,458,186
Issue date
Jul 3, 1984
Hitachi, Ltd.
Shigeru Kuriyama
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Braking control apparatus for an electric motor operated vehicle
Patent number
4,427,928
Issue date
Jan 24, 1984
Hitachi, Ltd.
Shigeru Kuriyama
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
System for detecting output of controllable semiconductor device
Patent number
4,171,510
Issue date
Oct 16, 1979
Hitachi, Ltd.
Hisakatsu Kiwaki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Protective circuit for d.c. circuit
Patent number
4,126,889
Issue date
Nov 21, 1978
Hitachi, Ltd.
Masahiko Ibamoto
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER