Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9651889 | Image forming device with exposure unit and pressing member | Junichi Yokoi | 2017-05-16 |
| 9632478 | Image forming apparatus having a supporting frame supporting an exposure unit having a grounded wire | — | 2017-04-25 |
| 9411304 | Image forming apparatus having a supporting frame supporting an exposure unit via an elastic member | — | 2016-08-09 |
| 9387688 | Exposure device and method for producing the same | Toshio Sakai, Yasuo Tamaru, Junichi Yokoi | 2016-07-12 |
| 9201383 | Image forming apparatus having exposing unit positioning member | Junichi Yokoi | 2015-12-01 |
| 9176320 | Optical scanning apparatus | — | 2015-11-03 |
| 9141077 | Image forming apparatus including a movable exposure unit | — | 2015-09-22 |
| 9141023 | Image forming device with exposure unit and pressing member | Junichi Yokoi | 2015-09-22 |
| 8791973 | Image forming apparatus | Yuichi Matsushita, Toshio Furukawa, Minoru Matsuura | 2014-07-29 |
| 8717398 | Image forming apparatus having exposing unit positioning member | Junichi Yokoi | 2014-05-06 |
| 8705157 | Optical scanning device | — | 2014-04-22 |
| 8698860 | Image forming device with exposure unit and pressing member | Junichi Yokoi | 2014-04-15 |
| 8400481 | Image forming apparatus | Toshio Sakai, Yasuo Tamaru, Junichi Yokoi | 2013-03-19 |
| 8310515 | Exposure apparatus and image forming apparatus provided with the same | Junichi Yokoi, Yasuo Tamaru, Toshio Sakai | 2012-11-13 |
| 8289359 | Image forming apparatus and method of manufacturing the same | Junichi Yokoi, Yasuo Tamaru, Toshio Sakai | 2012-10-16 |
| 8274540 | Image forming apparatus including positioning member for exposure unit | Yasuo Tamaru, Junichi Yokoi, Toshio Sakai | 2012-09-25 |
| 7825946 | Image forming apparatus | Junichi Yokoi, Toshio Sakai | 2010-11-02 |
| 7781233 | Method of manufacturing semiconductor device | Ryuji Tomita | 2010-08-24 |