Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8554103 | Image forming apparatus | Shoichi Yoshikawa, Shigeru Tashiro, Atsuhiko Shimoyama, Yoshiyuki Toso, Tou Matsunaga | 2013-10-08 |
| 8554104 | Image forming apparatus having a fixing device including an exhaust fan | Atsuhiko Shimoyama, Shoichi Yoshikawa, Shigeru Tashiro, Yoshiyuki Toso, Tou Matsunaga | 2013-10-08 |
| 8478156 | Image forming apparatus having air duct facing fixing member | Atsuhiko Shimoyama, Tooru Watanabe, Shigeru Tashiro, Yoshiyuki Toso, Tou Matsunaga | 2013-07-02 |
| 8391767 | Fusing apparatus used to fuse toner image and image forming apparatus | Takayuki Ito, Shoichi Yoshikawa, Kuniya Matsuura, Masayuki Satou | 2013-03-05 |
| 8115796 | Beltless tandem-type image forming apparatus | Syuichi Katogi, Shoichi Yoshikawa, Fuminori Moro, Takayuki Ito, Masashi Kawai | 2012-02-14 |
| 8103200 | Image forming apparatus | Takayuki Ito, Shoichi Yoshikawa, Fuminori Moro | 2012-01-24 |
| 7555256 | Development unit with toner recovery for an image forming apparatus and process | Takayuki Ogawa, Koji Soda, Yoshitaka Otani | 2009-06-30 |
| 5732632 | Method for rolling recording paper, ink sheet, and apparatus therefor | Takayuki Yokoyama, Susumu Nittani | 1998-03-31 |