Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347383 | Process for producing benzophenone-azines | Tomiya Isshiki, Tetsuo Tomita, Shuzabu Sakaguchi, Toshiaki Kohzaki, Norio Takeda +1 more | 1982-08-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347383 | Process for producing benzophenone-azines | Tomiya Isshiki, Tetsuo Tomita, Shuzabu Sakaguchi, Toshiaki Kohzaki, Norio Takeda +1 more | 1982-08-31 |