Kouzi Kitagawa

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Fukushima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polishing head, polishing apparatus and polishing method for semico...
- Patent number 7,740,521
- Issue date Jun 22, 2010
- Shin-Etsu Handotai Co., Ltd.
- Hiromasa Hashimoto
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Polishing Head, Polishing Apparatus and Polishing Method for Semico...
- Publication number 20080254720
- Publication date Oct 16, 2008
- Shin-Etsu Handotai Co., Ltd.
- Hiromasa Hashimoto
- B24 - GRINDING POLISHING