Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810702 | Antibacterial agent for mammal use comprising cephalosporin derivatives as an effective ingredient | Seiji Shibahara, Tsuneo Okonogi, Yasushi Murai, Takashi Yoshida, Ken Nishihata +1 more | 1989-03-07 |