Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10880469 | Image forming apparatus, cartridge and image forming apparatus system having erroneous cartridge insertion prevention | Masato Tanabe, Yasunori Toriyama, Sadaaki Tani, Yuuki Nakamura | 2020-12-29 |
| 10795309 | Process cartridge and image forming apparatus | Tomonori Mori, Koji Hashimoto | 2020-10-06 |
| 10613476 | Process cartridge and image forming apparatus | Tomonori Mori, Koji Hashimoto | 2020-04-07 |
| 10582114 | Image forming apparatus, cartridge and image forming apparatus system having erroneous cartridge insertion prevention | Masato Tanabe, Yasunori Toriyama, Sadaaki Tani, Yuuki Nakamura | 2020-03-03 |