Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10831126 | Developing roller having crown-shaped electro-conductive layer with outer surface providing electrically insulating first regions adjacent to second regions having higher conductivity | Minoru Nakamura, Kazuaki Nagaoka, Ryo Sugiyama, Masashi Uno, Fumihiko Utsuno | 2020-11-10 |
| 10642186 | Developing member having outer surface with independent electrically insulating domains, electrophotographic process cartridge, and electrophotographic image forming apparatus | Yuji Sakurai, Minoru Nakamura, Ryo Sugiyama, Kazutoshi Ishida, Hiroshi Morishita +1 more | 2020-05-05 |