Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853468 | Process for the preparation of cephem derivatives | Sigeru Torii, Hideo Tanaka, Junzo Nokami, Michio Sasaoka, Norio Saito +1 more | 1989-08-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853468 | Process for the preparation of cephem derivatives | Sigeru Torii, Hideo Tanaka, Junzo Nokami, Michio Sasaoka, Norio Saito +1 more | 1989-08-01 |