Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7563467 | Use of an Opuntia ficus-indica extract and compounds isolated therefrom for protecting nerve cells | Yong Sup Lee, Changbae Jin, Hyoung Ja KIM, Jungsook Cho, Mijeong Park +1 more | 2009-07-21 |
| 5872249 | 3-ammoniopropenyl cephalosporin compounds as antibacterial agents and process for preparing the same | Yong Sup Lee, Jae Yeol Lee, Dae Hwan Suk, Eun-Rhan Woo | 1999-02-16 |
| 5705659 | Intermediates for the synthesis of 16-phenoxy-prostatrienoic acid derivatives and a preparing method thereof | Sun Ho Jung, Yong Sup Lee, Ki Hong Nam | 1998-01-06 |
| 5675003 | 3-ammoniopropenyl cephalosporin compounds as antibacterial agents | Yong Sup Lee, Jae Yeol Lee, Dae Hwan Suk, Eun-Rhan Woo | 1997-10-07 |
| 5571909 | Cephalosporin compounds and processes for preparing thereof | Sun Ho Jung, Yong Sup Lee, Jae Yeol Lee, Eun-Rhan Woo | 1996-11-05 |
| 5571936 | Intermediates for the synthesis of 16-phenoxy-prostatrienoic acid derivatives and a preparing method thereof | Sun Ho Jung, Yong Sup Lee, Ki Hong Nam | 1996-11-05 |