Kenji Ushikoshi

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Silicon carbide fiber and method of manufacturing the same
- Patent number 5,344,709
- Issue date Sep 6, 1994
- Nippon Carbon Co., Ltd.
- Atsuya Tokutomi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Electromagnetic wave absorbers of silicon carbide fibers
- Patent number 4,726,980
- Issue date Feb 23, 1988
- Nippon Carbon Co., Ltd.
- Toshikatsu Ishikawa
- H01 - BASIC ELECTRIC ELEMENTS