Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861779 | Anti-bacterial substituted bridged-diazabicycloalkyl quinolone carboxylic acids | Paul R. Mc Guirk | 1989-08-29 |
| 4847245 | N-demethylefrotomycin | Jeiji Kaneda, Satoshi Nishiyama, Junsukse Tone | 1989-07-11 |