Takeo Hamazaki

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Otake, JP

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Patents Grantslast 30 patents

Information Patent Grant
Acrylonitrile copolymer, and fiber or core-sheath conjugate fiber p...
- Patent number 5,264,531
- Issue date Nov 23, 1993
- Mitsubishi Rayon Co., Ltd.
- Yuichi Fukui
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Acrylonitrile copolymer, and fiber or core-sheath conjugate fiber p...
- Patent number 5,234,766
- Issue date Aug 10, 1993
- Mitsubishi Rayon Co., Ltd.
- Yuichi Fukui
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING