Issued Patents 2021
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181857 | Image forming apparatus moving developing rollers toward and away from corresponding photosensitive drums based on sheet interval between two sheets | Masahito Saeki, Toshiyuki Sano, Shintaro Sakaguchi | 2021-11-23 |
| 11163258 | Image forming apparatus having movable developing roller with bidirectionally-rotatable cam | Toshiyuki Sano, Shintaro Sakaguchi | 2021-11-02 |
| 11137718 | Image-forming apparatus capable of moving developing roller between contact position in contact with photosensitive drum and separated position away therefrom | Masahito Saeki, Toshiyuki Sano, Shintaro Sakaguchi | 2021-10-05 |
| 11099514 | Image forming apparatus | Kazuya Kamikawa | 2021-08-24 |
| 11079714 | Image forming apparatus including common drive source for driving developing roller and cam that moves developing roller toward and away from photosensitive drum | Masahito Saeki, Shintaro Sakaguchi, Toshiyuki Sano | 2021-08-03 |