Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6135353 | 2-dimensional code reader | Koji Konosu, Akio Sugiura, Tadao Nojiri | 2000-10-24 |
| 6039256 | Optical information reading apparatus having dust-proof plate | Koji Konosu, Akio Sugiura | 2000-03-21 |