Masami Nonaka

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Noise filter for three-phase four-wire system
- Patent number 4,677,401
- Issue date Jun 30, 1987
- Fuji Electrochemical Co., Ltd.
- Masami Nonaka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER