Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4714528 | Process for producing aluminum support for lithographic printing plate | Makoto Takeuchi, Hirokazu Sakaki, Yoshio Okishi | 1987-12-22 |
| 4545866 | Process for producing support for planographic printing | Hisao Ohba, Akira Shirai, Norihiko Kato | 1985-10-08 |