Soo-Jong Um

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Seongnam-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Method of preparing a microcapsule containing unsaturated fatty aci...
- Patent number 8,282,961
- Issue date Oct 9, 2012
- Chebigen Inc.
- Hong-Sig Sin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for the improvement of skin wrinkles using retinyl retinoate
- Patent number 7,173,062
- Issue date Feb 6, 2007
- Enprani Co., Ltd.
- Young-Soy Roh
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Retinoid derivatives and methods for producing said compounds and a...
- Patent number 7,166,744
- Issue date Jan 23, 2007
- Chebigen Co., Ltd.
- Hong-Sig Sin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Retinol derivatives, the method of preparations and the uses thereof
- Patent number 7,030,265
- Issue date Apr 18, 2006
- Chebigen, Inc.
- Hong-Sig Sin
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF PREPARING A MICROCAPSULE CONTAINING UNSATURATED FATTY ACI...
- Publication number 20100080851
- Publication date Apr 1, 2010
- CHEBIGEN INC.
- Hong-Sig Sin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Retinol derivatives and process for preparing same
- Publication number 20040062781
- Publication date Apr 1, 2004
- Young-Soy Roh
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Retinol derivatives, the method of preparations and the uses thereof
- Publication number 20040023888
- Publication date Feb 5, 2004
- Hong-Sig Sin
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Novel retinoid derivatives and methods for producing said compounds...
- Publication number 20030171339
- Publication date Sep 11, 2003
- Hong-Sig Sin
- C07 - ORGANIC CHEMISTRY