Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839352 | N-acyl derivatives of thienamycin | Louis Barash, Burton G. Christensen, John Hannah, William J. Leanza | 1989-06-13 |
DS
David H. Shih
Overall (1989): #121,709 of 140,708Top 90%
1
Patents 1989