Issued Patents All Time
Showing 251–270 of 270 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D631094 | Toner cartridge | Fumikazu Sato, Naoya Kamimura, Hideshi Nishiyama | 2011-01-18 |
| 7853176 | Image forming apparatus | — | 2010-12-14 |
| 7813677 | Process cartridge having charging device with conductive grid electrode | — | 2010-10-12 |
| 7809306 | Process cartridge | — | 2010-10-05 |
| 7764911 | Developer unit, process device and image forming apparatus | — | 2010-07-27 |
| 7734216 | Cartridge and image forming apparatus with discharge electrode detachably attached to a frame | Tsutomu Suzuki | 2010-06-08 |
| 7720411 | Image forming apparatus | — | 2010-05-18 |
| 7656421 | Image forming apparatus | — | 2010-02-02 |
| 7647003 | Image forming apparatus having a drawer and a drawer lock | — | 2010-01-12 |
| 7463850 | Charging device for a process cartridge and an image forming apparatus | — | 2008-12-09 |
| 7428386 | Image forming apparatus including a notifying unit | — | 2008-09-23 |
| 7398034 | Process cartridge for image-forming device | Yoshinori Ito, Takeyuki Takagi, Soichiro Nishimura, Tsutomu Suzuki | 2008-07-08 |
| 7356286 | Charger, image forming apparatus and process cartridge | Takahiro Nishimoto, Kunihiko Kondo, Fumikazu Sato, Ikunobu Yoshiyama, Tsutomu Suzuki | 2008-04-08 |
| 7336913 | Developing apparatus, process cartridge and image forming apparatus for preventing leakage | Fumikazu Sato, Masahiro Ishii, Yukiko Nakaya, Hiroya Fukuta, Isao Kishi +1 more | 2008-02-26 |
| 7197262 | Attachable/detachable transfer device, an attachable/detachable cartridge and an image forming apparatus | — | 2007-03-27 |
| 7163032 | Developer filling method | — | 2007-01-16 |
| 7024150 | Separable cleaning device for an image forming apparatus | Kazushi Fukuta, Takeshi Takami | 2006-04-04 |
| 6920297 | Image forming apparatus that cleans a wire of a charger | — | 2005-07-19 |
| 6901228 | Developing agent container including a sealing element for preventing developing agent from leaking out | Naoya Kamimura | 2005-05-31 |
| 6792227 | Developing agent container including a sealing element for preventing developing agent from leaking out | — | 2004-09-14 |