Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10156827 | Cartridge and image forming apparatus | Kazuo Chadani, Takuya Kawakami | 2018-12-18 |
| 10073411 | Image forming apparatus | Noriyuki Komatsu, Osamu Anan | 2018-09-11 |
| 9996050 | Image forming apparatus and cartridge used for the same | Naoya Asanuma, Daisuke Hiramatsu | 2018-06-12 |
| 9971281 | Developer container, developing device, process cartridge, and image forming apparatus | Takayuki Yada | 2018-05-15 |