Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808468 | Polyimide film and its manufacturing method | Hitoshi Nojiri, Katuhiro Kitai, Yoshihide Ohnari, Tsuneo Yamamoto | 1989-02-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808468 | Polyimide film and its manufacturing method | Hitoshi Nojiri, Katuhiro Kitai, Yoshihide Ohnari, Tsuneo Yamamoto | 1989-02-28 |