Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6115146 | Scanning-type image reading device | Minoru Suzuki, Mikio Horie, Takashi Iizuka | 2000-09-05 |
| 6028711 | Reading lens | — | 2000-02-22 |
| 5959785 | Achromatic lens system including a diffraction lens | — | 1999-09-28 |