Seiichi Ikeyama

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Odawara-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Diamine derivative, production process therefor and antioxidant
- Patent number 7,652,155
- Issue date Jan 26, 2010
- Nippon Soda Co., Ltd.
- Nobuhiro Umeda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phenylazole compounds production process and antioxidants
- Patent number 7,553,837
- Issue date Jun 30, 2009
- Nippon Soda Co., Ltd.
- Nobuhiro Umeda
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PHENYLAZOLE COMPOUNDS, PRODUCTION PROCESS AND ANTIOXIDANTS
- Publication number 20090306055
- Publication date Dec 10, 2009
- Nippon Soda Co., Ltd.
- Nobuhiro Umeda
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Diamine derivative, production process therefor and antioxidant
- Publication number 20060194872
- Publication date Aug 31, 2006
- Nippon Soda Co., Ltd.
- Nobuhiro Umeda
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Phenylazole compound, production process therefor and antioxidant
- Publication number 20060189673
- Publication date Aug 24, 2006
- Nippon Soda Co., Ltd.
- Nobuo Mochizuki
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE