Yoshihiro Akashi

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing a single crystal
- Patent number 6,423,135
- Issue date Jul 23, 2002
- Sumitomo Metal Industries, Ltd.
- Yoshihiro Akashi
- C30 - CRYSTAL GROWTH
Information Patent Grant
Apparatus for producing single crystals
- Patent number 5,611,857
- Issue date Mar 18, 1997
- Sumitomo Sitix Corporation
- Yoshihiro Akashi
- C30 - CRYSTAL GROWTH
Information Patent Grant
Apparatus for producing single crystal
- Patent number 5,551,978
- Issue date Sep 3, 1996
- Sumitomo Sitix Corporation
- Yoshihiro Akashi
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method of producing silison single crystal
- Patent number 5,477,806
- Issue date Dec 26, 1995
- Sumitomo Sitix Corporation
- Yoshihiro Akashi
- C30 - CRYSTAL GROWTH
Information Patent Grant
Process for producing silicon single crystals
- Patent number 5,474,019
- Issue date Dec 12, 1995
- Sumitomo Sitix Corporation
- Yoshihiro Akashi
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method of producing single crystal
- Patent number 5,435,263
- Issue date Jul 25, 1995
- Sumitomo Sitix Corporation
- Yoshihiro Akashi
- C30 - CRYSTAL GROWTH