Shigetoshi Ouchi

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
DC power supply circuit
- Patent number 5,576,580
- Issue date Nov 19, 1996
- Hitachi, Ltd.
- Minoru Hosoda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Commutation type DC breaker
- Patent number 5,452,170
- Issue date Sep 19, 1995
- Hitachi, Ltd.
- Shinichi Ohde
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Commutating type DC circuit breaker arrangement
- Patent number 5,402,297
- Issue date Mar 28, 1995
- Hitachi, Ltd.
- Shigetoshi Ouchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
DC power supply circuit arrangement
- Patent number 5,115,389
- Issue date May 19, 1992
- Hitachi, Ltd.
- Shigetoshi Ouchi
- H01 - BASIC ELECTRIC ELEMENTS