Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8045893 | Developing device and image forming apparatus including inclined transport screw | Masayoshi Nakayama, Yoshitaka Fujinuma, Susumu Takeyama | 2011-10-25 |
| 8045900 | Developing device, process cartridge, and image forming apparatus that house a developing agent for forming an image | Yoshitaka Fujinuma, Susumu Tateyama | 2011-10-25 |
| 8041269 | Development apparatus having two developer bearers and two development chambers | Yoshitaka Fujinuma, Takashi Suzuki, Susumu Tateyama, Tsutomu Nakagawa, Masayoshi Nakayama | 2011-10-18 |
| 8027623 | Developing device, process cartridge, and image forming apparatus having a discharge port facing a section of a transport member without a screw part | Kentarou Nodera, Yoshitaka Fujinuma, Susumu Tateyama | 2011-09-27 |
| 8014706 | Developing device, process cartridge, and image forming apparatus | Masayoshi Nakayama, Yoshitaka Fujinuma, Susumu Tateyama | 2011-09-06 |
| 7904001 | Developing unit, process cartridge, and image forming apparatus having a plurality of conveyor members, a supply part, and a discharge part | Susumu Tateyama, Yoshitaka Fujinuma, Masayoshi Nakayama | 2011-03-08 |