Shoichi Kojima

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing a silicon carbide sintered body for use in se...
- Patent number 5,589,116
- Issue date Dec 31, 1996
- Sumitomo Metal Industries, Ltd.
- Shoichi Kojima
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for preparing silicon carbide powder for use in semiconduct...
- Patent number 5,318,761
- Issue date Jun 7, 1994
- Sumitomo Metal Industries, Ltd.
- Shoichi Kojima
- C01 - INORGANIC CHEMISTRY