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Kazuhiro Minagawa
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Chiba, JP
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last 30 patents
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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
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Patent Grant
Process for producing silicon carbide-base complex
Patent number
5,380,511
Issue date
Jan 10, 1995
Sumitomo Metal Industries, Ltd.
Tadahisa Arahori
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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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