Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8014704 | Developing agent storage device and image forming apparatus having same in which the chargeability level of the toner, storage device, and carrier have a specific relationship | Keiko Matsumoto, Emi Kita, Mugijirou Uno, Junichi Terai | 2011-09-06 |
| 7958988 | Conveying device and image forming apparatus | — | 2011-06-14 |
| 7890028 | Developing device and image forming apparatus comprising the same | Koichi Sakata, Maiko Koeda, Kiyonori Tsuda | 2011-02-15 |
| 7885554 | Developing device, image forming apparatus, image forming system, cartridge, developing unit and photoconductor unit | Junji Shirokoshi, Katsumi Okamoto, Yuichi Segawa, Yoichi Yamada, Yasushige Hori +1 more | 2011-02-08 |