Syoichi Washizuka

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Methods of manufacturing compound semiconductor crystals and appara...
- Patent number 5,030,315
- Issue date Jul 9, 1991
- Kabushiki Kaisha Toshiba
- Syoichi Washizuka
- C30 - CRYSTAL GROWTH
Information Patent Grant
Apparatus for manufacturing compound semiconductor single crystal
- Patent number 4,686,091
- Issue date Aug 11, 1987
- Kabushiki Kaisha Toshiba
- Syoichi Washizuka
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method and apparatus for controlling shape of single crystal
- Patent number 4,591,994
- Issue date May 27, 1986
- Tokyo Shibaura Denki Kabushiki Kaisha
- Syoichi Washizuka
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method and apparatus for manufacturing single crystals
- Patent number 4,539,067
- Issue date Sep 3, 1985
- Tokyo Shibaura Denki Kabushiki Kaisha
- Syoichi Washizuka
- C30 - CRYSTAL GROWTH
Information Patent Grant
Apparatus for manufacturing single crystals
- Patent number 4,397,813
- Issue date Aug 9, 1983
- Tokyo Shibaura Denki Kabushiki Kaisha
- Syoichi Washizuka
- C30 - CRYSTAL GROWTH