Hideaki Fukuizumi

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Carbon fiber chopped strands and method of production thereof
- Patent number 5,227,238
- Issue date Jul 13, 1993
- Toho Rayon Co., Ltd.
- Minoru Hirai
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for producing preoxidized fibers from acrylic fibers
- Patent number 4,898,700
- Issue date Feb 6, 1990
- Toho Rayon Co., Ltd.
- Osamu Yoshinari
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Acrylic fibers for producing preoxidized fibers
- Patent number 4,659,623
- Issue date Apr 21, 1987
- Toho Beslon Co., Ltd.
- Osamu Yoshinari
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for producing carbon fiber or graphite fiber
- Patent number 4,522,801
- Issue date Jun 11, 1985
- Toho Beslon Co., Ltd.
- Osamu Yoshinari
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING