Issued Patents 2022
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11500301 | Electrophotographic photosensitive member, process cartridge, and electrophotographic image forming apparatus | Hideharu Shimozawa, Kenichi Kaku, Tsutomu Nishida, Kazunori Noguchi, Akihiro Maruyama +2 more | 2022-11-15 |
| 11493853 | Electrophotographic photosensitive member, process cartridge and electrophotographic image forming apparatus | Hideharu Shimozawa, Kenichi Kaku, Tsutomu Nishida, Kazunori Noguchi, Akihiro Maruyama +2 more | 2022-11-08 |
| 11340553 | Process cartridge and electrophotographic apparatus | Kohei Makisumi, Fumiyuki Hiyama, Yuichi Kikuchi, Kazuhiro Yamauchi, Hirotaka Araki +1 more | 2022-05-24 |
| 11249407 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Tomohito Ishida, Masataka Kawahara, Michiyo Sekiya, Kohei Makisumi | 2022-02-15 |
| 11237493 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Kohei Makisumi, Masataka Kawahara, Tomohito Ishida, Michiyo Sekiya | 2022-02-01 |