Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10139763 | Image formation device with life determination section for replaceable unit | Tatsutoshi Yamada | 2018-11-27 |
| 9891550 | Developing device which can detect rotational position of developing roller | Yuusuke Mandai, Masato Kimura, Kanji Nakayama | 2018-02-13 |