Hee Soon Lee

Follow

Person

Cheongju, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Camptothecin compounds and a method of preparation thereof
- Patent number 6,265,413
- Issue date Jul 24, 2001
- Chong Kun Dang Corp.
- Sang Sup Jew
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Intermediates for the synthesis of camptothecin derivatives
- Patent number 6,177,568
- Issue date Jan 23, 2001
- Chong Kun Dang Corp.
- Sang Sup Jew
- C07 - ORGANIC CHEMISTRY