Issued Patents 2021
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181837 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Michiyo Sekiya, Kaname Watariguchi, Masataka Kawahara, Tomohito Ishida | 2021-11-23 |
| 11150566 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Shuhei Iwasaki, Akira Sakakibara, Jumpei Kuno, Yota Ito | 2021-10-19 |
| 11137716 | Process cartridge and electrophotographic apparatus | Fumiyuki Hiyama, Kaname Watariguchi, Kazuhiro Yamauchi, Yuichi Kikuchi | 2021-10-05 |
| 11126097 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Tomohito Ishida, Kaname Watariguchi, Masataka Kawahara, Michiyo Sekiya | 2021-09-21 |
| 11112719 | Process cartridge and electrophotographic apparatus capable of suppressing lateral running while maintaining satisfactory potential function | Kaname Watariguchi, Fumiyuki Hiyama, Kazuhiro Yamauchi, Yuichi Kikuchi | 2021-09-07 |
| 11086241 | Electrophotographic photoreceptor, process cartridge, and electrophotographic apparatus | Jumpei Kuno, Akira Sakakibara, Yota Ito, Shuhei Iwasaki | 2021-08-10 |
| 10942462 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Yota Ito, Akira Sakakibara, Jumpei Kuno, Shuhei Iwasaki | 2021-03-09 |