Junichi Shiozaki

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
System for controlling AC excited synchronous machine
- Patent number 5,148,093
- Issue date Sep 15, 1992
- Hitachi, Ltd.
- Akira Bando
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
AC-excited generator/motor apparatus
- Patent number 4,980,629
- Issue date Dec 25, 1990
- Hitachi, Ltd.
- Akira Bando
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control apparatus for variable-speed hydraulic power generating system
- Patent number 4,754,156
- Issue date Jun 28, 1988
- Hitachi, Ltd.
- Junichi Shiozaki
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Variable speed pumping-up electrical power system
- Patent number 4,743,827
- Issue date May 10, 1988
- Hitachi, Ltd.
- Junichi Shiozaki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER