Naohiro Matsuya

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Tokyo, JP

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Patents Applicationslast 30 patents

Information Patent Application
Polishing tool and polishing method and apparatus using same
- Publication number 20080085662
- Publication date Apr 10, 2008
- Sinnosuke Sekiya
- B24 - GRINDING POLISHING
Information Patent Application
Polishing tool and polishing method and apparatus using same
- Publication number 20020173244
- Publication date Nov 21, 2002
- Sinnosuke Sekiya
- B24 - GRINDING POLISHING