Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335407 | Sharpness emphasizing method and machine used in a picture reproducing machine | Hitomi Atoji, Atsuro Hirata, Yasuaki Araki | 1982-06-15 |
| 4321620 | Color scanner for plate making | Riyo Shimooka, Hitomi Atoji, Takeshi Yamazaki | 1982-03-23 |