Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5872249 | 3-ammoniopropenyl cephalosporin compounds as antibacterial agents and process for preparing the same | Hokoon Park, Yong Sup Lee, Jae Yeol Lee, Eun-Rhan Woo | 1999-02-16 |
| 5675003 | 3-ammoniopropenyl cephalosporin compounds as antibacterial agents | Hokoon Park, Yong Sup Lee, Jae Yeol Lee, Eun-Rhan Woo | 1997-10-07 |