Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7936494 | Optical scanning device and image forming apparatus | — | 2011-05-03 |
| 7903134 | Laser scanning apparatus having a photodetector having first and second light receiving units | Satoru Itoh, Mitsuo Suzuki | 2011-03-08 |