Masato Yamamoto

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for producing a wafer
- Patent number 6,284,661
- Issue date Sep 4, 2001
- Daido Hoxan Inc.
- Takashi Yokoyama
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method and apparatus for producing a wafer
- Patent number 5,972,795
- Issue date Oct 26, 1999
- Daido Hoxan Inc.
- Takashi Yokoyama
- C30 - CRYSTAL GROWTH