Koutaro Shimizu

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Omiya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for growing silicon crystals
- Patent number 5,264,189
- Issue date Nov 23, 1993
- Mitsubishi Materials Corporation
- Ichiro Yamashita
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method and apparatus for growing silicon crystals
- Patent number 4,981,549
- Issue date Jan 1, 1991
- Mitsubishi Kinzoku Kabushiki Kaisha
- Ichiro Yamashita
- C30 - CRYSTAL GROWTH