Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8559856 | Development device and image forming apparatus incorporating same | Yuji Suzuki, Akihiro Takayama, Hiroyuki Uenishi, Susumu Tateyama, Shinnosuke Koshizuka +2 more | 2013-10-15 |
| 8027623 | Developing device, process cartridge, and image forming apparatus having a discharge port facing a section of a transport member without a screw part | Yoshitaka Fujinuma, Susumu Tateyama, Tatsuya Kubo | 2011-09-27 |