Kouichi Sogahe

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Hyogo, JP

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Patents Grantslast 30 patents

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Heat conductive colored aluminum nitride sintered body and method o...
- Patent number 5,294,388
- Issue date Mar 15, 1994
- Sumitomo Electric Industries, Ltd.
- Kouhei Shimoda
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES