Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4325086 | Recording device | Yasushi Sato, Naoki Ayata | 1982-04-13 |
| 4323919 | Optical scanner for reading data recorded in plural colors | Motoharu Fujii, Noboru Koumura, Naoki Ayata, Yasushi Sato | 1982-04-06 |