Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9977237 | Optical scanning device, and image forming apparatus equipped with the same | Mitsuhiro Ohta, Tomoyuki Kawano | 2018-05-22 |
| 9411157 | Optical scanning device, and image forming apparatus equipped with the same | Mitsuhiro Ohta, Tomoyuki Kawano | 2016-08-09 |
| 9170524 | Image forming apparatus for determining a time to start forming an image | Jun Nagatoshi, Daisuke Miyagawa, Naoki Inoue | 2015-10-27 |
| 8902271 | Image forming apparatus for determining a time to start forming an image | Jun Nagatoshi, Daisuke Miyagawa, Naoki Inoue | 2014-12-02 |
| 8432593 | Optical scanning apparatus and image forming apparatus using the same | — | 2013-04-30 |
| 7471433 | Optical scanning apparatus | Kenji Shima, Taku Murotani | 2008-12-30 |
| 7457020 | Optical scanning apparatus | Ken-ichi Tomita, Masaki Sato | 2008-11-25 |
| 7453487 | Optical scanning apparatus having scanning line curvature correcting mechanism with sliding pressure point along a longitudinal direction of the optical element | Masaki Sato, Ken-ichi Tomita | 2008-11-18 |
| 7446917 | Optical scanning apparatus | Ken-ichi Tomita, Masaki Sato | 2008-11-04 |
| 7355771 | Optical scanning apparatus | Ken-ichi Tomita, Masaki Sato, Hidekazu Shimomura, Kazumi Kimura | 2008-04-08 |
| 7230638 | Image forming apparatus having a plurality of laser scanner units | — | 2007-06-12 |
| 6392771 | Bearing device and deflecting-scanning apparatus using the same | Taku Fukita, Mikio Nakasugi, Yasuo Suzuki, Hideyuki Miyamoto, Isshin Sato | 2002-05-21 |
| 6031650 | Light deflecting apparatus and deflection scanning apparatus using the same | Yasuo Suzuki, Mikio Nakasugi, Hideyuki Miyamoto, Taku Fukita, Isshin Sato | 2000-02-29 |