Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10078291 | Developing apparatus having a projecting regulating member and process cartridge | Takaaki Shinkawa, Kazuhiro Okubo, Jun Miura, Ryo Sugiyama, Mitsuru Okuda | 2018-09-18 |
| 10073374 | Developing apparatus having multi-part regulating member, process cartridge and electrophotographic image forming apparatus | Ryo Sugiyama, Mitsuru Okuda | 2018-09-11 |
| 9989883 | Developing apparatus, process cartridge and electrophotographic image forming apparatus | Mitsuru Okuda, Ryo Sugiyama | 2018-06-05 |
| 9952532 | Developing apparatus, electrophotographic process cartridge, and electrophotographic image forming apparatus | Ryo Sugiyama, Yuji Sakurai, Kazutoshi Ishida, Mitsuru Okuda | 2018-04-24 |