Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8351818 | Image forming apparatus and method of controlling image forming apparatus | Masahiko Hayakawa | 2013-01-08 |
| 7933525 | Image forming apparatus including a cleaning device | Hiroyuki Naganawa, Masahito Hamaya | 2011-04-26 |
| 7778566 | Belt cleaning device and image forming apparatus | Tsunemitsu Fukami | 2010-08-17 |
| 7764889 | Image-forming device | Masahito Hamaya, Hiroyuki Naganawa, Katsumi Inukai | 2010-07-27 |
| 7697855 | Image forming apparatus | Tsunemitsu Fukami | 2010-04-13 |
| 7689155 | Cleaning member for photosensitive drum | — | 2010-03-30 |
| 7596335 | Field assisted cleaning system for a transfer belt and an image forming apparatus | Tsunemitsu Fukami | 2009-09-29 |
| 7522872 | Sheet conveying device and image forming apparatus | — | 2009-04-21 |
| 7471915 | Image forming apparatus into which replaceable units are detachably attached | Naoya Kamimura, Tomoaki Hattori, Takuji Matsuno, Masashi Suzuki, Yoshimitsu Doi | 2008-12-30 |
| 7406273 | Image forming apparatus into which replaceable units are detachably attached | Naoya Kamimura, Tomoaki Hattori, Takuji Matsuno, Masashi Suzuki, Yoshimitsu Doi | 2008-07-29 |
| 7024150 | Separable cleaning device for an image forming apparatus | Takeshi Takami, Nao Itabashi | 2006-04-04 |
| 6928252 | Process unit and image forming apparatus having a structure to remove foreign matter | Takeshi Takami, Makoto Ishii | 2005-08-09 |
| 6708009 | Image forming device having paper dust removing units | Takeshi Fuwazaki, Makoto Hattori | 2004-03-16 |
| 6415119 | Paper powder collector, process cartridge and image forming apparatus | Soichiro Nishimura, Takeshi Fuwazaki | 2002-07-02 |