Yasumitsu Nakahama

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Silicon single crystal manufacturing apparatus
- Patent number 5,312,600
- Issue date May 17, 1994
- Toshiba Ceramics Co.
- Hiroshi Kamio
- C30 - CRYSTAL GROWTH
Information Patent Grant
Manufacturing method and equipment of single silicon crystal
- Patent number 5,126,114
- Issue date Jun 30, 1992
- NKK Corporation
- Hiroshi Kamio
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method and apparatus for manufacturing silicon single crystals
- Patent number 5,087,429
- Issue date Feb 11, 1992
- NKK Corporation
- Hiroshi Kamio
- C30 - CRYSTAL GROWTH