Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816523 | N-chydroxyphenyl)maleimide-isobutylene copolymer | Nobuhiro Tsujimoto, Jiro Hiromoto | 1989-03-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816523 | N-chydroxyphenyl)maleimide-isobutylene copolymer | Nobuhiro Tsujimoto, Jiro Hiromoto | 1989-03-28 |