Rodel Nitta Company

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Patents Grantslast 30 patents

Information Patent Grant
Method and pad for polishing wafer
- Patent number 7,695,347
- Issue date Apr 13, 2010
- Shin-Etsu Handotai Co., Ltd.
- Hisashi Masumura
- B24 - GRINDING POLISHING
Information Patent Grant
Perforated-transparent polishing pad
- Patent number 6,824,447
- Issue date Nov 30, 2004
- Rodel Nitta Corporation
- Shogo Takahashi
- B24 - GRINDING POLISHING
Information Patent Grant
Workpiece retaining device and method for producing the same
- Patent number 5,645,474
- Issue date Jul 8, 1997
- Rodel Nitta Company
- Naoto Kubo
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

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Patents Applicationslast 30 patents

Information Patent Application
Polishing cloth
- Publication number 20030153253
- Publication date Aug 14, 2003
- Rodel Nitta Company
- Takashi Hanamoto
- B24 - GRINDING POLISHING