Issued Patents All Time
Showing 126–150 of 188 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8441508 | Image erasing apparatus for erasing image on sheet while carrying sheet | Hiroyuki Taki, Isao Yahata, Takahiro Kawaguchi, Hiroyuki Taguchi, Hiroyuki Tsuchihashi | 2013-05-14 |
| 8427516 | Image erasing apparatus and recording medium conveying method for image erasing apparatus | Takahiro Kawaguchi, Isao Yahata, Hiroyuki Taguchi, Hiroyuki Tsuchihashi, Hiroyuki Taki | 2013-04-23 |
| 8422892 | Image forming apparatus, image forming method, and computer-readable recording medium having image forming program recorded therein | Minoru Yoshida, Yoshiaki Kaneko, Osamu Takagi, Takahito Kabai, Hiroyuki Taguchi +3 more | 2013-04-16 |
| 8412091 | Image erasing apparatus and method of carrying recording medium in image erasing apparatus | Isao Yahata, Takahiro Kawaguchi, Hiroyuki Taguchi, Hiroyuki Tsuchihashi, Hiroyuki Taki | 2013-04-02 |
| 8405696 | Printing sheet reusability determination device, erasing device, image forming device, and printing sheet reusability determination method | Isao Yahata, Hiroyuki Tsuchihashi, Takahiro Kawaguchi, Hiroyuki Taguchi, Hiroyuki Taki | 2013-03-26 |
| 8350878 | Image erasing apparatus, and method of determining foreign matter attached to recording medium supplied to image erasing apparatus | Hiroyuki Taguchi, Isao Yahata, Takahiro Kawaguchi, Hiroyuki Tsuchihashi, Hiroyuki Taki | 2013-01-08 |
| 8350877 | Print state detecting device for printed sheet surface, erasing apparatus, and print state detection method for printed sheet surface | Takahiro Kawaguchi, Isao Yahata, Hiroyuki Taguchi, Hiroyuki Tsuchihashi, Hiroyuki Taki | 2013-01-08 |
| 8292287 | Decolorizing device and method for controlling decolorizing device | Isao Yahata, Takahiro Kawaguchi, Hiroyuki Taguchi, Hiroyuki Tsuchihashi, Hiroyuki Taki | 2012-10-23 |
| 8289353 | Image erasing apparatus and control method for image erasing apparatus | Hiroyuki Taguchi, Isao Yahata, Takahiro Kawaguchi, Hiroyuki Tsuchihashi, Hiroyuki Taki | 2012-10-16 |
| 8290386 | Image forming apparatus having fixing device that responds to request when using decolorable ink | Yoshiaki Kaneko, Minoru Yoshida, Osamu Takagi, Takahito Kabai, Hiroyuki Taguchi | 2012-10-16 |
| 8260188 | Image erasing apparatus and image erasing method | Isao Yahata, Takahiro Kawaguchi, Hiroyuki Taki, Hiroyuki Tsuchihashi, Hiroyuki Taguchi | 2012-09-04 |
| 8237758 | Image erasing apparatus | Hiroyuki Taguchi, Minoru Yoshida, Osamu Takagi, Takahito Kabai, Yoshiaki Kaneko | 2012-08-07 |
| 8226077 | Sheet processing apparatus and sheet processing method | Chiaki Iizuka, Takahiro Kawaguchi, Shinichiro Mano | 2012-07-24 |
| 8220790 | Sheet processing apparatus and sheet processing method | Chiaki Ilzuka, Takahiro Kawaguchi, Shinichiro Mano | 2012-07-17 |
| 8215626 | Sheet processing apparatus and sheet processing method | Chiaki Iizuka, Takahiro Kawaguchi, Shinichiro Mano | 2012-07-10 |
| 8186664 | Sheet processing apparatus and sheet processing method | Isao Yahata, Kouichirou Yada | 2012-05-29 |
| 8177211 | Sheet folding apparatus, image forming apparatus using the same, and sheet folding method | Takahiro Kawaguchi | 2012-05-15 |
| 8172213 | Sheet processing apparatus and sheet processing method | Hiroyuki Tsuchihashi, Tetsuhiro Morita | 2012-05-08 |
| 8162304 | Sheet finisher, image forming apparatus using the same, and sheet finishing method | Katsuya Sasahara, Takahiro Kawaguchi, Hiroyuki Taguchi, Katsuhiko Tsuchiya | 2012-04-24 |
| 8109496 | Sheet processing apparatus and methods for allowing sheet removal after process cancellation | Hiroyuki Taguchi | 2012-02-07 |
| 8091877 | Sheet finisher, image forming apparatus using the same, and sheet finishing method | Katsuya Sasahara, Takahiro Kawaguchi, Hiroyuki Taguchi, Katsuhiko Tsuchiya | 2012-01-10 |
| 8091882 | Sheet finishing apparatus and control method | Hiroyuki Taguchi | 2012-01-10 |
| 8061701 | Sheet folding apparatus, image forming apparatus using the same, and sheet folding method | Takahiro Kawaguchi | 2011-11-22 |
| 8047524 | Openable sheet processing apparatus | Chiaki Iizuka, Takahiro Kawaguchi, Shinichiro Mano | 2011-11-01 |
| 8042796 | Sheet finishing apparatus, sheet punching apparatus and control method | — | 2011-10-25 |