SungOh Ahn

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
3-ethyl-, 3-propyl- or 3-butyl-chroman and thiochroman derivatives
- Patent number 6,552,068
- Issue date Apr 22, 2003
- CHUGAI SEIYAKU KABUSHIKI KAISHA
- JaeChon Jo
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Metal salts of 3-methyl-chromane or thiochromane derivatives
- Publication number 20030092695
- Publication date May 15, 2003
- Jaechon Jo
- C07 - ORGANIC CHEMISTRY