Masami Kagizaki

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of pitch-type carbon fibers
- Patent number 4,923,648
- Issue date May 8, 1990
- Mitsubishi Kasei Corporation
- Ryuichi Hara
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for the production of pitch-type carbon fibers
- Patent number 4,818,612
- Issue date Apr 4, 1989
- Mitsubishi Chemical Industries Limited
- Ryuichi Hara
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING