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Kenji Nandoh
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Funabashi, JP
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last 30 patents
Information
Patent Grant
Inverter apparatus having operation specifications determined by ty...
Patent number
6,058,036
Issue date
May 2, 2000
Hitachi, Ltd.
Tsunehiro Endo
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Overcurrent protective circuit for electrostatic self-turn-off devices
Patent number
5,121,283
Issue date
Jun 9, 1992
Hitachi, Ltd.
Satoshi Ibori
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for selectively controlling an operation mode...
Patent number
4,779,183
Issue date
Oct 18, 1988
Hitachi, Ltd.
Nobuyoshi Mutoh
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control system for PWM inverter
Patent number
4,767,976
Issue date
Aug 30, 1988
Hitachi, Ltd.
Nobuyoshi Mutoh
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Rectifier control apparatus with improved power factor
Patent number
4,688,162
Issue date
Aug 18, 1987
Hitachi, Ltd.
Nobuyoshi Mutoh
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
PWM inverter apparatus with digital control
Patent number
4,622,628
Issue date
Nov 11, 1986
Hitachi, Ltd.
Shigeru Murasaki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power inverter with overload protection apparatus
Patent number
4,527,214
Issue date
Jul 2, 1985
Hitachi, Ltd.
Motonobu Hattori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method of controlling the output voltage of a pulse width modulatio...
Patent number
4,480,299
Issue date
Oct 30, 1984
Hitachi, Ltd.
Nobuyoshi Muto
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and apparatus for controlling AC motor
Patent number
4,451,112
Issue date
May 29, 1984
Hitachi, Ltd.
Motonobu Hattori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER