Toshihiro Tsuchiya

Person

Nishi-shirakawa-gun, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Wafer polishing method and apparatus
- Patent number 7,291,055
- Issue date Nov 6, 2007
- Shin-Etsu Handotai Co., Ltd.
- Toshihiro Tsuchiya
- B24 - GRINDING POLISHING
Information Patent Grant
Method of and apparatus for mirror-like polishing wafer chamfer wit...
- Patent number 6,332,828
- Issue date Dec 25, 2001
- Shin-Etsu Handotai Co., Ltd.
- Fumihiko Hasegawa
- B24 - GRINDING POLISHING
Information Patent Grant
Method of and apparatus for mirror-like polishing wafer chamfer wit...
- Patent number 6,113,463
- Issue date Sep 5, 2000
- Shin-Etsu Handotai Co., Ltd.
- Fumihiko Hasegawa
- B24 - GRINDING POLISHING
Information Patent Grant
Method for polishing thin plate and apparatus for polishing
- Patent number 5,934,981
- Issue date Aug 10, 1999
- Shin-Etsu Handotai Co., Ltd.
- Koichi Tanaka
- B24 - GRINDING POLISHING
Information Patent Grant
Apparatus for polishing peripheral portion of wafer
- Patent number 5,928,066
- Issue date Jul 27, 1999
- Shin-Etsu Handotai Co., Ltd.
- Fumihiko Hasegawa
- B24 - GRINDING POLISHING
Information Patent Grant
Method of producing slices
- Patent number 5,918,587
- Issue date Jul 6, 1999
- Shin-Etsu Handotai Co., Ltd.
- Fumihiko Hasegawa
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Polishing system
- Patent number 5,797,789
- Issue date Aug 25, 1998
- Shin-Etsu Handotai Co., Ltd.
- Koichi Tanaka
- B24 - GRINDING POLISHING
Information Patent Grant
Process of polishing wafers
- Patent number 5,733,177
- Issue date Mar 31, 1998
- Shin-Etsu Handotai Co., Ltd.
- Toshihiro Tsuchiya
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Wafer polishing method and apparatus
- Publication number 20060068681
- Publication date Mar 30, 2006
- Toshihiro Tsuchiya
- B24 - GRINDING POLISHING

Toshihiro Tsuchiya

Person

Patents Grantslast 30 patents

Wafer polishing method and apparatus

Method of and apparatus for mirror-like polishing wafer chamfer wit...

Method of and apparatus for mirror-like polishing wafer chamfer wit...

Method for polishing thin plate and apparatus for polishing

Apparatus for polishing peripheral portion of wafer

Method of producing slices

Polishing system

Process of polishing wafers

Patents Applicationslast 30 patents

Wafer polishing method and apparatus