Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4645769 | 1-oxa-1-dethia-cephalosporin compounds and antibacterial agent comprising the same | Seiji Shibahara, Yasushi Murai, Shunzo Fukatsu, Taro Niida, Burton G. Christensen +1 more | 1987-02-24 |