Susumu Kuwahara

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Gunma, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of recycling a delaminated wafer and a silicon wafer used fo...
- Patent number 6,284,628
- Issue date Sep 4, 2001
- Shin-Etsu Handotai Co., Ltd.
- Susumu Kuwahara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for heat-treating gallium arsenide monocrystals
- Patent number 5,228,927
- Issue date Jul 20, 1993
- Shin-Etsu Handotai Company Limited
- Yutaka Kitagawara
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method for heat-treating gallium arsenide monocrystals
- Patent number 5,209,811
- Issue date May 11, 1993
- Shin-Etsu Handotai Company Limited of Japan
- Yutaka Kitagawara
- C30 - CRYSTAL GROWTH

Patents Applicationslast 30 patents

Information Patent Application
Method of recycling a delaminated wafer and a silicon wafer used fo...
- Publication number 20010029072
- Publication date Oct 11, 2001
- SHIN-ETSU HANDOTAI CO., LTD.
- Susumu Kuwahara
- H01 - BASIC ELECTRIC ELEMENTS