Issued Patents 2021
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11144007 | Process cartridge and image forming apparatus | Shinichi Hagiwara, Yasukazu Ikami, Keitaro Nakata, 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 | Go Shindo, Keitaro Nakata, Hisashi Yamauchi, Shinichi Agata, Yoshihiro Mitsui +2 more | 2021-07-27 |
| 11022933 | Process cartridge, image forming apparatus and cleaning apparatus | Kazunori Hashimoto, Katsuhiro Kojima, Toshiaki Takeuchi, Yasukazu Ikami, Yoshihiro Mitsui +8 more | 2021-06-01 |
| 11003106 | Process cartridge and image forming apparatus | Shinichi Agata, Shinichi Hagiwara, Yoshihiro Mitsui, Kentaro Yamawaki | 2021-05-11 |
| 10955792 | Process cartridge including photosensitive member having multiple grooves and image forming apparatus including the process cartridge | Shunsuke Matsushita, Yoshihiro Mitsui, Yasukazu Ikami, Shinichi Hagiwara, Katsuyuki Nonaka | 2021-03-23 |