Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847272 | Thianaphthene derivatives | Atsusuke Terada, Yoshiya Amemiya, Keiichi Matsuda | 1989-07-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847272 | Thianaphthene derivatives | Atsusuke Terada, Yoshiya Amemiya, Keiichi Matsuda | 1989-07-11 |