Tetsuya Watanabe

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Osaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polishing pad
- Patent number 8,430,719
- Issue date Apr 30, 2013
- Kuraray Co., Ltd.
- Takashi Katayama
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
POLISHING PAD
- Publication number 20120196515
- Publication date Aug 2, 2012
- MARUISHI SANGYO CO., LTD.
- Takashi KATAYAMA
- D03 - WEAVING