Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9568858 | Developing unit, image forming unit, and image forming apparatus | — | 2017-02-14 |
| D752136 | Image drum cartridge | Shigenori Koido, Shinichi Otani | 2016-03-22 |
| 9268259 | Developer material holding apparatus, supporting apparatus that supports the developer material holding apparatus, and image forming apparatus | — | 2016-02-23 |
| 9164422 | Developer storage body, developing device and image forming apparatus having swing member | — | 2015-10-20 |
| 9134674 | Replaceable unit, image forming apparatus that incorporates the replaceable unit and method for attaching a part to the replaceable unit | — | 2015-09-15 |
| 9122197 | Developer storage body, image forming unit and image forming apparatus | — | 2015-09-01 |
| D733794 | Toner cartridge | Shigenori Koido, Shinichi Otani, Atsushi Kobayashi | 2015-07-07 |
| D727412 | Toner cartridge | Shigenori Koido, Shinichi Otani | 2015-04-21 |
| 8965248 | Image formation unit and image formation apparatus | Atsushi Kobayashi, Shinichi Otani, Yasushi Nakasone | 2015-02-24 |
| 8913927 | Developer cartridge, developing device and image forming apparatus | Ken Nozawa | 2014-12-16 |
| 8886061 | Developer detection device capable of detecting amount developer in developer accommodating container | Ken Nozawa | 2014-11-11 |
| 8873978 | Developer accommodation unit, development device, image forming apparatus, and developer supply container | Ken Nozawa | 2014-10-28 |
| 8862016 | Image forming apparatus that ensures an electrical connection between a replacement part and a main body part of the apparatus | Atsushi Ohta, Ken Nozawa, Junichi Ito | 2014-10-14 |
| 8660453 | Image forming apparatus | Atsushi Ohta, Ken Nozawa, Junichi Ito | 2014-02-25 |
| 8649705 | Developing apparatus and image forming apparatus | Ken Nozawa | 2014-02-11 |
| 8571444 | Neutralization device, developing device and image forming apparatus | Akihiro Yamamura, Masahiro Kawano, Ken Nozawa, Toshiharu Sato | 2013-10-29 |
| 8385791 | Developer regulating member, developing device, image forming apparatus and manufacturing method of developer regulating member | Junichi Ito, Masahiro Kawano, Kazuhisa Fukamachi | 2013-02-26 |
| 8374527 | Developer storing body having a movable outlet shutter member, image forming unit and image forming apparatus | Atsushi Ohta, Ken Nozawa | 2013-02-12 |
| D675672 | Toner cartridge | Atsushi Ohta, Ken Nozawa | 2013-02-05 |
| D674006 | Toner cartridge | Atsushi Ohta, Ken Nozawa | 2013-01-08 |
| D674003 | Toner cartridge | Ken Nozawa, Atsushi Ohta | 2013-01-08 |
| 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 | Ken Nozawa, Atsushi Ohta | 2012-09-04 |
| 8200128 | Powder material agitator and cartridge | — | 2012-06-12 |
| 8165496 | Powder material cartridge, image forming section, image forming apparatus | — | 2012-04-24 |
| 7970319 | Charging apparatus, print engine that incorporates the charging apparatus, and image forming apparatus that incorporates the print engine | Masahiro Kawano | 2011-06-28 |