Zheng Zheng Li

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Daejeon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Glycol chitosan derivative, preparation method thereof and drug del...
- Patent number 8,445,465
- Issue date May 21, 2013
- Chungnam National University Collaboration Foundation
- Kang Moo Huh
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
GLYCOL CHITOSAN DERIVATIVE HAVING HYDROPHOBIC SUBSTITUENT, METHOD F...
- Publication number 20150291705
- Publication date Oct 15, 2015
- WINNOVA CO., LTD.
- Kang Moo Huh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
GLYCOL CHITOSAN DERIVATIVE, PREPARATION METHOD THEREOF AND DRUG DEL...
- Publication number 20120053331
- Publication date Mar 1, 2012
- Chungnam National University Industry Collaboration Foundation
- Kang Moo HUH
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...