Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199650 | Lens unit, exposure device, reading head, image forming apparatus, and image reading apparatus | Masamitsu Nagamine, Ren Nakamichi | 2021-12-14 |
| 11194079 | Lens unit, exposure device, LED head, image forming apparatus, and scanning device | — | 2021-12-07 |