Issued Patents All Time
Showing 126–141 of 141 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495810 | Fixing device using induction heating as a heating source | Osamu Takagi, Kazuhiko Kikuchi, Hisaaki Kawano, Hiroshi Nakayama, Kenji Takano +3 more | 2002-12-17 |
| 6455824 | Fixing device using induction heating | Osamu Takagi | 2002-09-24 |
| 6438335 | Fixing device with improved heat control for use in an image forming apparatus | Osamu Takagi | 2002-08-20 |
| 6427056 | Image forming apparatus having a fixing device for fixing developer image on recording medium by subjecting heat roller to induction heating | Hisaaki Kawano, Hiroshi Nakayama, Kenji Takano, Taizo Kimoto, Noriyuki Umezawa +3 more | 2002-07-30 |
| 6415128 | Fixing device | Osamu Takagi | 2002-07-02 |
| 6405014 | Fixing device for fixing a developer image on a recording medium by induction-heating a heat roller | Kenji Takano, Taizo Kimoto, Noiryuki Umezawa, Hisaaki Kawano, Hiroshi Nakayama +3 more | 2002-06-11 |
| 6337969 | Fixing device | Osamu Takagi | 2002-01-08 |
| 6255633 | Fixing device using induction heating | Osamu Takagi | 2001-07-03 |
| 6252212 | Image fixing apparatus with induction heating device and manufacturing method thereof | Osamu Takagi | 2001-06-26 |
| 6154629 | Induction heat fixing device | Osamu Takagi | 2000-11-28 |
| 6137985 | Fixing device with an air layer between a magnetic field generating unit and a heating belt | Osamu Takagi | 2000-10-24 |
| 6097926 | Fixing device using an induction heating unit | Osamu Takagi | 2000-08-01 |
| 6087641 | Fixing device with induction heating unit | Osamu Takagi | 2000-07-11 |
| 6078781 | Fixing device using an induction heating unit | Osamu Takagi | 2000-06-20 |
| 6026273 | Induction heat fixing device | Osamu Takagi | 2000-02-15 |
| 5386286 | Image forming apparatus | Takashi Shiraishi, Koichi Hiruta, Kazuhisa Kimura | 1995-01-31 |