Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9239564 | Drum unit capable of improving positioning precision of cleaner with respect to photosensitive drum | Junichi Hashimoto | 2016-01-19 |
| 9141033 | Cartridge | Nao Itabashi | 2015-09-22 |
| 9020389 | Developing device for preventing toner leakage | Yoshinori Ito, Hirofumi Kuriki | 2015-04-28 |
| 8995872 | Developing device provided with developing roller and thickness regulating blade | Yoshinori Ito, Hirofumi Kuriki | 2015-03-31 |
| 8989622 | Developer-accommodating vessel and developing device | Shougo Sato, Susumu Sakuma, Shunsuke Ishii | 2015-03-24 |
| 8948648 | Developing device provided with sealing members assembled to thickness-regulation member | Yoshinori Ito, Satoru Suzuki, Masashi Imai | 2015-02-03 |
| D718381 | Toner cartridge | Nao Itabashi, Hideshi Nishiyama, Naoya Kamimura | 2014-11-25 |
| D718378 | Photosensitive drum unit | Nao Itabashi, Hideshi Nishiyama, Naoya Kamimura | 2014-11-25 |
| 8855526 | Developing device provided with seal configured to prevent developer leakage | Yoshinori Ito | 2014-10-07 |
| 8837993 | Developing device capable of precisely positioning thickness-regulating member | — | 2014-09-16 |
| 8805250 | Blade pressing member and developer cartridge | Takeshi Takami, Nao Itabashi | 2014-08-12 |
| 8792802 | Developing device for preventing toner leakage | Yoshinori Ito, Masahiro Ishii, Hirofumi Kuriki | 2014-07-29 |
| 8706004 | Image forming apparatus having toner cartridge with movable shutter | Naoya Kamimura, Shougo Sato, Masashi Imai, Nao Itabashi, Hideshi Nishiyama | 2014-04-22 |
| 8634744 | Image forming device and toner cartridge mounted therein | Hideshi Nishiyama, Naoya Kamimura, Nao Itabashi, Masashi Imai | 2014-01-21 |
| 8588645 | Multi-function printer | — | 2013-11-19 |
| 8565637 | Image forming device having retaining member retaining toner cartridges | Nao Itabashi, Naoya Kamimura | 2013-10-22 |
| 8457523 | Image forming apparatus having toner cartridge with movable shutter | Naoya Kamimura, Shougo Sato, Masashi Imai, Nao Itabashi, Hideshi Nishiyama | 2013-06-04 |
| 8385774 | Image forming apparatus having toner cartridge | Masashi Imai, Shougo Sato, Naoya Kamimura, Nao Itabashi, Hideshi Nishiyama | 2013-02-26 |
| 8331829 | Developer cartridge, developing unit and image forming apparatus including the same | Soichiro Mase | 2012-12-11 |
| 8238783 | Multi-function printer | — | 2012-08-07 |
| 8208839 | Developer cartridge, developing device, and process cartridge | Soichiro Mase | 2012-06-26 |
| 8204410 | Developer cartridge, developing device, process cartridge and image forming apparatus | Susumu Sakuma, Takeyuki Takagi | 2012-06-19 |
| 8126377 | Developer cartridge, developing device, and process cartridge | Takeyuki Takagi | 2012-02-28 |
| 8036579 | Developing device and developer cartridge | Hideshi Nishiyama | 2011-10-11 |
| 8019250 | Developer cartridge having inner and outer casings | — | 2011-09-13 |