Shigenobu Sato

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cationized hydroxyalkylcellulose and process for producing the same
- Patent number RE38484
- Issue date Mar 30, 2004
- Daicel Chemical Industries, Ltd.
- Hiroyuki Nakamura
- 536 - Organic compounds
Information Patent Grant
Cationized hydroxyalkylcellulose and process for producing the same
- Patent number 6,197,950
- Issue date Mar 6, 2001
- Daicel Chemical Industries, Ltd.
- Hiroyuki Nakamura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE