Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835267 | Process for the preparation of cephalosporin derivatives | Bong-Jin Kim, Sung Kyoon Kim, Woan J. Kim | 1989-05-30 |
MC
Moon-Hwan Chang
Overall (1989): #74,727 of 140,708Top 55%
1
Patents 1989