Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7529499 | Image forming unit and image forming apparatus having the same | — | 2009-05-05 |
| 7505707 | Image forming unit and image forming apparatus having the same to which storage trays having various storage capacities can be removably attached | — | 2009-03-17 |
| 7389982 | Image forming device capable of feeding paper smoothly | Masahiro Kamimura, Yoshiyuki Ito | 2008-06-24 |
| 7190921 | Developing cartridge, photosensitive member cartridge, process unit, and image forming apparatus | Makoto Ishii, Takami Takeuchi, Hirotaka Mori | 2007-03-13 |
| 7085519 | Drive train for an image forming apparatus | — | 2006-08-01 |
| 6978113 | Image forming device regulating sheet conveying timings | Masahiro Kamimura | 2005-12-20 |
| 6738596 | Image forming device regulating sheet conveying timings | Masahiro Kamimura | 2004-05-18 |
| 6697601 | Image forming device having sheet sensors | Masahiro Kamimura | 2004-02-24 |
| 6650852 | Image forming apparatus having a fixing device | — | 2003-11-18 |
| 6389243 | Developing device capable of reliably charging developing agent | — | 2002-05-14 |
| 6331003 | Recording medium discharging apparatus and image forming apparatus provided therewith | Eiji Yokota, Atsuo Hirose, Kazuhiko Takagi, Hiroyuki Kashima | 2001-12-18 |
| 6308952 | Paper sheet discharge apparatus | Kazuhiko Takagi, Hiroaki Nishimura, Hiroyuki Kashima, Atsuo Hirose | 2001-10-30 |
| 6295081 | Recording medium discharge apparatus and image forming apparatus equipped with recording medium discharge apparatus | Hiroyuki Kashima, Kazuhiko Takagi | 2001-09-25 |
| 6173951 | Sheet feeder for feeding one sheet at a time from sheet stack regardless of thickness and weight of sheets | Mitsuaki Inoue, Tetsuo Asada | 2001-01-16 |
| 6145831 | Sheet feeder capable of eliminating overlapping sheet feed | Mitsuaki Inoue, Tetsuo Asada | 2000-11-14 |
| 6082726 | Sheet supply roller for use in sheet supply unit | Mitsuaki Inoue, Tetsuo Asada | 2000-07-04 |
| 5913097 | Developing device, image forming apparatus, and toner fillable cartridge that includes an agitator having a first medium and a second medium | Hiroshi Nakano | 1999-06-15 |
| 5890034 | Developing device for image forming apparatus and toner cartridge for use in the developing device | Hiroshi Nakano | 1999-03-30 |
| 5771427 | Blow-moled toner fillable cartridge and a method for forming same | — | 1998-06-23 |
| 5761585 | Cap for toner fillable container and toner fillable container using same | — | 1998-06-02 |
| 5697014 | Toner level detecting device having a substantially non-uniform width and toner storage box having same | — | 1997-12-09 |
| 5678147 | Toner containing device having integrally molded shaft and blade assembly and method for feeding toner into a development case of a development device | — | 1997-10-14 |
| D381677 | Toner cartridge | — | 1997-07-29 |
| 5630198 | Toner fillable cartridge having protrusions engageable with a development case shutter | — | 1997-05-13 |
| 5612770 | Developing device with partition member of varying length | Yasuhito Bandai, Soichiro Nishimura | 1997-03-18 |