Shoichi Masui

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Positioning system using radio signal sent from node
- Patent number 7,627,329
- Issue date Dec 1, 2009
- Hitachi, Ltd.
- Kenichi Mizugaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Positioning system using radio signal sent from node
- Publication number 20050130669
- Publication date Jun 16, 2005
- Kenichi Mizugaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE