Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8670011 | Erasing apparatus and image erasing method | Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki, Ken Iguchi, Hiroyuki Taki +3 more | 2014-03-11 |
| 8670012 | Erasing apparatus and erasing method | Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki, Ken Iguchi, Hiroyuki Taki +9 more | 2014-03-11 |
| 8636282 | Sheet feed apparatus and sheet feed method | Toshiaki Oshiro, Ken Iguchi, Isao Yahata, Hiroyuki Taki, Chiaki Iizuka +9 more | 2014-01-28 |
| 8542261 | Method for color erasing process and color erasing device | Ken Iguchi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki, Hiroyuki Taki +8 more | 2013-09-24 |
| 8240595 | Paper feeder, printer with the same, and paper feeding method | Katsutoshi Sato | 2012-08-14 |
| 7992865 | Tray, image forming apparatus, and paper sheet post-handling device | Yoshiaki Sugizaki | 2011-08-09 |
| 7954802 | Sheet post-processing apparatus having excellent sheet stacking capability | Yoshiaki Sugizaki, Hiroyuki Taki, Takahiro Kawaguchi, Yasunobu Terao, Tomomi Iijima +1 more | 2011-06-07 |
| 7806361 | Paper feeder and printer with the same | Katsutoshi Sato | 2010-10-05 |
| 7766314 | Sheet post-processing apparatus having excellent sheet stacking capability | Yoshiaki Sugizaki, Hiroyuki Taki, Takahiro Kawaguchi, Yasunobu Terao, Tomomi Iijima +1 more | 2010-08-03 |