Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887168 | Thermally operated apparatus for making a plate | Mitsuo Sato | 1989-12-12 |
| 4846057 | Screen printing machine with waste printing plate discharge means | Takashi Miyagi, Mitsuo Sato, Hironobu Takasawa, Hiroshi Kanno, Keiichi Miyakawa +2 more | 1989-07-11 |