Masaki Hachida

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gas insulated switchgear apparatus
- Patent number 5,757,614
- Issue date May 26, 1998
- Hitachi, Ltd.
- Masaki Hachida
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Gas insulated switchgear
- Patent number 5,581,439
- Issue date Dec 3, 1996
- Hitachi, Ltd.
- Masaki Hachida
- 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