Issued Patents All Time
Showing 26–50 of 188 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10289053 | Image forming apparatus and method of controlling an image forming apparatus | — | 2019-05-14 |
| 10185261 | Image forming apparatus and image forming method | — | 2019-01-22 |
| 10131174 | Decolorizing apparatus | Hiroyuki Tsuchihashi, Kikuo Mizutani, Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi +3 more | 2018-11-20 |
| 10118428 | Decoloring apparatus and method | — | 2018-11-06 |
| 10112427 | Image decoloring device | Isao Yahata, Takahiro Kawaguchi, Hiroyuki Taguchi, Hiroyuki Tsuchihashi, Hiroyuki Taki | 2018-10-30 |
| 10052781 | Paper processing apparatus | Takahide Kenmotsu, Katsuhiko Tsuchiya | 2018-08-21 |
| 10035369 | Image erasing apparatus and image erasing method | Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki, Kikuo Mizutani +3 more | 2018-07-31 |
| 10031451 | Image forming apparatus having fixing device that responds to request when using decolorable ink | Yoshiaki Kaneko, Minoru Yoshida, Osamu Takagi, Takahito Kabai, Hiroyuki Taguchi | 2018-07-24 |
| 9987868 | Erasing apparatus and image forming apparatus that uses the erasing apparatus | Isao Yahata, Naofumi Soga | 2018-06-05 |
| 9971301 | Image processing apparatus | Kikuo Mizutani, Yuichi Saito, Yoici Yamaguchi | 2018-05-15 |
| 9926152 | Image forming apparatus having sheet sorting function and a sheet sorting method | — | 2018-03-27 |
| 9925817 | Decolorizing apparatus | Hiroyuki Tsuchihashi, Kikuo Mizutani, Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi +3 more | 2018-03-27 |
| 9835998 | Sheet processing apparatus | Kikuo Mizutani, Isao Yahata, Hiroyuki Sugiyama | 2017-12-05 |
| 9821581 | Decoloring apparatus and method | — | 2017-11-21 |
| 9804543 | Image forming apparatus having fixing device that responds to request when using decolorable ink | Yoshiaki Kaneko, Minoru Yoshida, Osamu Takagi, Takahito Kabai, Hiroyuki Taguchi | 2017-10-31 |
| 9782994 | Image elimination apparatus, image eliminating method and image forming apparatus | — | 2017-10-10 |
| 9776448 | Image erasing apparatus and image erasing method | Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki, Kikuo Mizutani +3 more | 2017-10-03 |
| 9671728 | Image processing apparatus for forming and decoloring an image on a sheet | — | 2017-06-06 |
| 9599402 | System for decoloring information management of a decoloring apparatus | Hiroyuki Taki, Takahiro Kawaguchi, Isao Yahata, Hiroyuki Taguchi, Hiroyuki Tsuchihashi | 2017-03-21 |
| 9579917 | Erasing apparatus and image forming apparatus that uses the erasing apparatus | Isao Yahata, Naofumi Soga | 2017-02-28 |
| 9566815 | Image erasing apparatus and image erasing method | Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki, Kikuo Mizutani +3 more | 2017-02-14 |
| 9539842 | Image erasing apparatus and image erasing method | Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki, Kikuo Mizutani +3 more | 2017-01-10 |
| 9499001 | Image elimination apparatus, image eliminating method and image forming apparatus | — | 2016-11-22 |
| 9477186 | Image processing device and image processing method | Isao Yahata, Takahiro Kawaguchi, Hiroyuki Taguchi, Hiroyuki Tsuchihashi, Hiroyuki Taki | 2016-10-25 |
| 9471015 | Image processing apparatus for forming and decoloring an image on a sheet | — | 2016-10-18 |