Jianmin Si

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ion generator
- Patent number 7,375,945
- Issue date May 20, 2008
- Shishido Electrostatic, Ltd.
- Kenkichi Izumi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Ion generator
- Publication number 20060232908
- Publication date Oct 19, 2006
- Shishido Electrostatic
- Kenkichi Izumi
- H01 - BASIC ELECTRIC ELEMENTS