Koichi Sugihara

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Osaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Carbonyl compound scavenger and method of quantifying carbonyl comp...
- Patent number 7,241,625
- Issue date Jul 10, 2007
- Sumika Chemical Analysis Service, Limited
- Kazuya Kitasaka
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Carbonyl compound scavenger and method of quantifying carbonyl comp...
- Publication number 20060275913
- Publication date Dec 7, 2006
- Sumika Chemical Analysis Service, Limited
- Kazuya Kitasaka
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for production of collection columns for carbonyl compounds
- Publication number 20040248313
- Publication date Dec 9, 2004
- Kazuya Kitasaka
- C07 - ORGANIC CHEMISTRY