Youuji Ishida

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Circuit for controlling an electric power supply apparatus, a metho...
- Patent number 5,115,386
- Issue date May 19, 1992
- Hitachi, Ltd.
- Hidefumi Shirahama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER