Koun Ho Lee

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Indene derivatives and process for the preparation thereof
- Patent number 7,745,439
- Issue date Jun 29, 2010
- Korea Research Institute of Chemical Technology
- Hyae Gyeong Cheon
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3-fused pyridiniummethyl cephalosporins
- Patent number 5,281,589
- Issue date Jan 25, 1994
- Cheil Foods & Chemicals, Inc.
- Choong S. Kim
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Indene Derivatives and Process for the Preparation Thereof
- Publication number 20070225288
- Publication date Sep 27, 2007
- Hyae Gyeong Cheon
- C07 - ORGANIC CHEMISTRY