Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6649763 | Optically active quinoline carboxylic acid derivatives with 7-pyrrolidine substituents causing optical activity and a process for the preparation thereof | Sung June Yoon, Yong Ho Chung, Chi Woo Lee, Jin Soo Lee, Nam Doo Kim +5 more | 2003-11-18 |
| 6552196 | Quinolone carboxylic acid derivatives | Sung-Joon Yoon, Yong Ho Chung, Chi Woo Lee, Yoon Seok Oh, Nam Doo Kim +1 more | 2003-04-22 |