Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11144007 | Process cartridge and image forming apparatus | Shinichi Hagiwara, Yasukazu Ikami, Kosuke Ikada, Hideharu Shimozawa | 2021-10-12 |
| 11073781 | Image forming apparatus that suppresses occurrence of image smearing by maintaining a metal soap on a surface of a photoconductor | Kosuke Ikada, Go Shindo, Hisashi Yamauchi, Shinichi Agata, Yoshihiro Mitsui +2 more | 2021-07-27 |
| 11042104 | Image forming apparatus that sets peripheral velocity ratios | Masataka Mochizuki | 2021-06-22 |