Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10401789 | Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same | Isao Kishi, Nao Itabashi, Yohei Hashimoto, Makoto Souda | 2019-09-03 |