Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8913927 | Developer cartridge, developing device and image forming apparatus | Yukiyoshi Oda | 2014-12-16 |
| 8886061 | Developer detection device capable of detecting amount developer in developer accommodating container | Yukiyoshi Oda | 2014-11-11 |
| 8873978 | Developer accommodation unit, development device, image forming apparatus, and developer supply container | Yukiyoshi Oda | 2014-10-28 |
| 8862016 | Image forming apparatus that ensures an electrical connection between a replacement part and a main body part of the apparatus | Yukiyoshi Oda, Atsushi Ohta, Junichi Ito | 2014-10-14 |
| 8660453 | Image forming apparatus | Yukiyoshi Oda, Atsushi Ohta, Junichi Ito | 2014-02-25 |
| 8649705 | Developing apparatus and image forming apparatus | Yukiyoshi Oda | 2014-02-11 |
| 8571444 | Neutralization device, developing device and image forming apparatus | Yukiyoshi Oda, Akihiro Yamamura, Masahiro Kawano, Toshiharu Sato | 2013-10-29 |
| 8374527 | Developer storing body having a movable outlet shutter member, image forming unit and image forming apparatus | Atsushi Ohta, Yukiyoshi Oda | 2013-02-12 |
| D675672 | Toner cartridge | Atsushi Ohta, Yukiyoshi Oda | 2013-02-05 |
| D674003 | Toner cartridge | Yukiyoshi Oda, Atsushi Ohta | 2013-01-08 |
| D674006 | Toner cartridge | Atsushi Ohta, Yukiyoshi Oda | 2013-01-08 |
| 8260172 | Image forming unit and image forming apparatus | — | 2012-09-04 |
| 8260176 | Developer storing container including an agitation member for agitating developer, developing device including the developer storing container and image forming apparatus including the developer storing container | Yukiyoshi Oda, Atsushi Ohta | 2012-09-04 |
| 8200127 | Developer storing container and image forming apparatus | — | 2012-06-12 |
| 7777769 | Image forming unit and image forming apparatus | — | 2010-08-17 |
| 7315716 | Mounting construction of a toner cartridge for an image forming apparatus | — | 2008-01-01 |
| 7206535 | Developing device and image forming apparatus | — | 2007-04-17 |
| 7010252 | Mounting construction of a toner cartridge for an image forming apparatus | — | 2006-03-07 |
| 6654569 | Toner cartridge and mechanism for detecting remaining amount of toner | — | 2003-11-25 |
| 6195521 | Developer cartridge with a groove receiving a projection from an image forming apparatus | Atsushi Kurabayashi, Yoshiharu Momiyama | 2001-02-27 |
| 6091919 | Developer cartridge and image forming apparatus | Atsushi Kurabayashi, Yoshiharu Momiyama | 2000-07-18 |
| D414507 | Toner cartridge | Atsushi Kurabayashi, Yoshiharu Momiyama | 1999-09-28 |