Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7657196 | Compact image forming apparatus with a moveable optical sensor | Toshitaka Yamaguchi, Takahiro Nakayama | 2010-02-02 |
| 7421239 | Cleaning apparatus for removing toner adhered onto endless belt | Yoshiyuki Kimura, Hiroshi Ishii, Ryuta Takeichi | 2008-09-02 |
| 7277667 | Endless belt device and image forming apparatus using the device | Daisuke Saito, Ryuta Takeichi, Takahiro Nakayama | 2007-10-02 |
| 7221887 | Image forming apparatus that recovers waste toner inside thereof | Yoshiyuki Kimura, Ryuta Takeichi, Daisuke Saito | 2007-05-22 |
| 6807386 | Fixing device and image forming apparatus | Motokazu Yasui, Hideo Furukawa, Masanao Ehara | 2004-10-19 |
| 6389255 | Charging device including a charging roller, a charging roller cleaning member with a preselected length, an image forming apparatus using the charging device, and a method of operating the device | Akira Sawada, Daisuke Saito | 2002-05-14 |
| 6006051 | Electrophotographic apparatus and image forming apparatus employed therein with controlled timing of a power supply | Kan Tomita | 1999-12-21 |
| 5819136 | Temperature control for a fixing device | Kan Tomita | 1998-10-06 |