Kenji Annou

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gas-insulated electrical apparatus
- Patent number 6,252,763
- Issue date Jun 26, 2001
- Hitachi, Ltd.
- Yoshikatsu Enokida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gas insulated switch gear device
- Patent number 5,638,254
- Issue date Jun 10, 1997
- Hitachi, Ltd.
- Kenji Annou
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Gas-insulated switch
- Publication number 20020149904
- Publication date Oct 17, 2002
- Masaki Hachida
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER