Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839350 | Cephalosporin compounds and the production thereof | Kunio Atsumi, Yuichi Yamamoto, Takashi Yoshida, Ken Nishihata, Shinichi Kondo +1 more | 1989-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839350 | Cephalosporin compounds and the production thereof | Kunio Atsumi, Yuichi Yamamoto, Takashi Yoshida, Ken Nishihata, Shinichi Kondo +1 more | 1989-06-13 |