Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8077369 | Optical scanning device, optical writing device, and image forming apparatus | Kohji Sakai, Yoshinori Hayashi, Takeshi Ueda, Daisuke Ichii | 2011-12-13 |
| 8059149 | Optical scanning device and image forming apparatus | Shigeaki Imai | 2011-11-15 |
| 7973990 | Optical scanning device, optical writing device, and image forming apparatus | Kohji Sakai, Yoshinori Hayashi, Takeshi Ueda, Daisuke Ichii | 2011-07-05 |
| 7876486 | Optical scanning apparatus, optical writing apparatus, and image forming apparatus | Kohji Sakai | 2011-01-25 |