Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6673800 | 4,5,-dihydroisoxazolylakylpiperazine derivatives having selective biological activity at dopamine D3 or D4 receptor, and preparation thereof | Hun Yeong Koh, Kyung Il Choi, Yong Seo Cho, Ae Nim Pae, Jae Yang Kong +3 more | 2004-01-06 |
| 5705659 | Intermediates for the synthesis of 16-phenoxy-prostatrienoic acid derivatives and a preparing method thereof | Hokoon Park, Yong Sup Lee, Ki Hong Nam | 1998-01-06 |
| 5571909 | Cephalosporin compounds and processes for preparing thereof | Hokoon Park, 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 | Hokoon Park, Yong Sup Lee, Ki Hong Nam | 1996-11-05 |