Seizo Oishi

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Chitosan-containing acrylic fibers and process for preparing the same
- Patent number 6,551,705
- Issue date Apr 22, 2003
- Mitsubishi Rayon Co., Ltd.
- Hiroaki Ohnishi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Process of making chitosan-containing acrylic fibers
- Patent number 6,524,508
- Issue date Feb 25, 2003
- Mitsubishi Rayon Co., Ltd.
- Hiroaki Ohnishi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Flat filaments provided with ribs and raw fibers for pile fabrics
- Patent number 5,853,853
- Issue date Dec 29, 1998
- Mitsubishi Rayon Co., Ltd.
- Yoshihiro Nishihara
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING