Kazuhiko Hashisaka

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Shiga, JP

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Patents Grantslast 30 patents

Information Patent Grant
Interpenetrating polymer network structure and polishing pad, and p...
- Patent number 8,314,192
- Issue date Nov 20, 2012
- Toray Industries, Inc.
- Norikazu Tabata
- B24 - GRINDING POLISHING
Information Patent Grant
Polishing pad
- Patent number 6,705,934
- Issue date Mar 16, 2004
- Toray Industries, Inc.
- Kuniyasu Shiro
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
POLISHING PAD
- Publication number 20110045753
- Publication date Feb 24, 2011
- TORAY INDUSTRIES, INC.
- Kuniyasu Shiro
- B24 - GRINDING POLISHING
Information Patent Application
INTERPENETRATING POLYMER NETWORK STRUCTURE AND POLISHING PAD, AND P...
- Publication number 20090280723
- Publication date Nov 12, 2009
- Norikazu Tabata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polishing pad, platen hole cover, polishing apparatus, polishing me...
- Publication number 20050148183
- Publication date Jul 7, 2005
- TORAY INDUSTRIES, INC.
- Kuniyasu Shiro
- B24 - GRINDING POLISHING