Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8086117 | Image forming apparatus and developer replenishing method | Mugijirou Uno, Takuzi Yoneda, Keiko Matsumoto | 2011-12-27 |
| 8064807 | Developer supply system and image forming apparatus incorporating same | Maiko Koeda, Koichi Kato, Emi Kita, Keiko Matsumoto, Takuzi Yoneda +1 more | 2011-11-22 |
| 8010020 | Developing device and image forming apparatus equipped with the same | Emi Kita, Koichi Kato, Kiyonori Tsuda, Susumu Tateyama, Yoshitaka Fujinuma | 2011-08-30 |
| 7991330 | Developing unit including developer conveyance system having supply path, recovery path, and agitation path, process cartridge including developing unit, and image forming apparatus including process cartridge | Koichi Kato, Hiroyuki Okaji, Mugijirou Uno, Kiyonori Tsuda, Emi Kita +1 more | 2011-08-02 |
| 7962071 | Developing device and image forming apparatus using same | Kiyonori Tsuda, Koichi Kato, Yasufumi Takahashi, Eriko Maruyama, Koichi Sakata +5 more | 2011-06-14 |