Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5994557 | Method of acylating amines using N,N'-diacylimidazolone derivatives | Ki Seok Cha | 1999-11-30 |
| 5688965 | Azabicyclic compounds useful as an intermediate for the preparation of pyidone carboxylic acid compounds and process for preparing the same | Jin Woong Kim, Jae Mok Lee, Il Hwan Cho, Yong Sik Youn, Young Jun Shin +4 more | 1997-11-18 |
| 5527910 | Pyridone carboxylic acid compounds and their uses for treating infectious diseases caused by bacteria | Jin Woong Kim, Jae Mok Lee, Il Hwan Cho, Yong Sik Youn, Young Jun Shin +4 more | 1996-06-18 |
| 5460954 | Production of human proinsulin using a novel vector system | Hyune Whan Lee, Ji-Wook Yoon, Yup Kang, Hyune Soo Lee, Jae Hee Lee | 1995-10-24 |
| 5389627 | Cephem compounds | Yang Soo Ahn, Kang-Yun Jung, Nam-Ho Lee, Rok L. Yun, Seong-Yong Park +4 more | 1995-02-14 |
| 5281589 | 3-fused pyridiniummethyl cephalosporins | Seung Ho An, Sung Ku CHO, Yang Soo Ahn, Kyoung E. Choi, Je Hak Kim +5 more | 1994-01-25 |
| 5158950 | 1,3-dithiol-2-ylidene derivatives and process for the preparation thereof | Jeong-Seok Chae, Young-Ro Choi, Jong-Wook Lee, Joung K. Yoo | 1992-10-27 |
| 5103013 | Dithioketene derivatives, pharmaceutical compositions containing the same and uses thereof | Jeong-Seok Chae, Ho-Seong Yoo, Jong-Wook Lee, Jae Gyu PARK, Jeong Won Lee | 1992-04-07 |
| 5089624 | Dihydropyridine derivatives | Jung J. Suh, Bong-Yong Lee, Chang Seop Kim, Jong-Wook Lee, Byung-Chul Kim +1 more | 1992-02-18 |
| 4497952 | Process for the production of (.+-.)-4-oxo-1,2,3,6,7,11b-hexahydro-4H-pyrazino[2,1-a]isoquinoline derivatives | Nam Joong Lee, Joong-hyup Kim | 1985-02-05 |
| 4292431 | Process for the production of hydroxymethylimidazoles | Kee Lee, Hong Sun Kim, Yung B. Chae | 1981-09-29 |