Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883800 | Quinazoline derivatives and process for their production | Masashi Hashimoto, Teruo Oku, Yoshikuni Ito, Takayuki Namiki, Kozo Sawada +1 more | 1989-11-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883800 | Quinazoline derivatives and process for their production | Masashi Hashimoto, Teruo Oku, Yoshikuni Ito, Takayuki Namiki, Kozo Sawada +1 more | 1989-11-28 |