Masao Shibayama

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Miyagi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Disconnector and overvoltage protection device
- Patent number 7,983,014
- Issue date Jul 19, 2011
- Masao Shibayama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
DISCONNECTOR AND OVERVOLTAGE PROTECTION DEVICE
- Publication number 20090323242
- Publication date Dec 31, 2009
- Hitoshi Kijima
- Masao Shibayama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER