Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877876 | Novel indenothiazole derivative and process for preparing the same | Masayoshi Tsuji, Akira Nakagawa, Terumi Hachiya, Yoshihiro Tanoue, Kouichi Ikesue +5 more | 1989-10-31 |