Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843078 | Succinimide derivatives, and their production and use | Kikuo Ishizumi, Fujio Antoku, Atsuyuki Kojima | 1989-06-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843078 | Succinimide derivatives, and their production and use | Kikuo Ishizumi, Fujio Antoku, Atsuyuki Kojima | 1989-06-27 |