Harumi Shibatani

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Otake-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Acrylonitrile copolymer and method for producing the same, acryloni...
- Patent number 8,569,408
- Issue date Oct 29, 2013
- Mitsubishi Rayon Co., Ltd.
- Norifumi Hirota
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
ACRYLONITRILE COPOLYMER AND METHOD FOR PRODUCING THE SAME, ACRYLONI...
- Publication number 20110130503
- Publication date Jun 2, 2011
- MITSUBISHI RAYON CO., LTD
- Norifumi Hirota
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING