Issued Patents All Time
Showing 1–25 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10336117 | Image erasing apparatus and image erasing method | Ken Iguchi, Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki +3 more | 2019-07-02 |
| 10131174 | Decolorizing apparatus | Hiroyuki Tsuchihashi, Kikuo Mizutani, Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi +3 more | 2018-11-20 |
| 10035369 | Image erasing apparatus and image erasing method | Ken Iguchi, Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki +3 more | 2018-07-31 |
| 9925817 | Decolorizing apparatus | Hiroyuki Tsuchihashi, Kikuo Mizutani, Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi +3 more | 2018-03-27 |
| 9776448 | Image erasing apparatus and image erasing method | Ken Iguchi, Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki +3 more | 2017-10-03 |
| 9566815 | Image erasing apparatus and image erasing method | Ken Iguchi, Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki +3 more | 2017-02-14 |
| 9539842 | Image erasing apparatus and image erasing method | Ken Iguchi, Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki +3 more | 2017-01-10 |
| 9302493 | Image erasing apparatus and image erasing method | Ken Iguchi, Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki +3 more | 2016-04-05 |
| 9302492 | Image erasing apparatus and image erasing method | Ken Iguchi, Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki +3 more | 2016-04-05 |
| 9065948 | Flexible shading member for performing shading correction and movable relative to first and second image reading sections | Yoshiaki Sugizaki, Hidetoshi Yokochi, Hiroyuki Tsuchihashi, Isao Yahata, Takahiro Kawaguchi +9 more | 2015-06-23 |
| 9045307 | Sheet sorting device and sheet sorting method | Yoshiaki Sugizaki, Hiroyuki Taki, Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi +8 more | 2015-06-02 |
| 9039009 | Sheet feed apparatus and sheet feed method | Toshiaki Oshiro, Ken Iguchi, Isao Yahata, Kikuo Mizutani, Hiroyuki Taki +9 more | 2015-05-26 |
| 9041753 | Sheet discharging device and erasing device | Isao Yahata, Kikuo Mizutani, Takahiro Kawaguchi, Yoshiaki Sugizaki, Ken Iguchi +8 more | 2015-05-26 |
| 8943636 | Erasing device | Yoichi Yamaguchi, Ken Iguchi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki +9 more | 2015-02-03 |
| 8922609 | Method for color erasing process and color erasing device | Ken Iguchi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki, Kikuo Mizutani +8 more | 2014-12-30 |
| 8913287 | Color erasing apparatus and control method of the color erasing apparatus | Ken Iguchi, Hiroyuki Tsuchihashi, Isao Yahata, Takahiro Kawaguchi, Hiroyuki Taguchi +4 more | 2014-12-16 |
| 8899855 | Erasing apparatus and conveyance control method for recording medium | Hiroyuki Taki, Ken Iguchi, Isao Yahata, Takahiro Kawaguchi, Hiroyuki Taguchi +10 more | 2014-12-02 |
| 8890912 | Color erasing apparatus | Hiroyuki Taki, Hiroyuki Tsuchihasi, Takahiro Kawaguchi, Isao Yahata, Yoshiaki Sugizaki +8 more | 2014-11-18 |
| 8890913 | Color erasing apparatus | Hiroyuki Taki, Hiroyuki Tsuchihashi, Takahiro Kawaguchi, Isao Yahata, Yoshiaki Sugizaki +8 more | 2014-11-18 |
| 8878884 | Erasing apparatus for sheet and erasing method for sheet | Takahiro Kawaguchi, Yoshiaki Sugizaki, Hiroyuki Taki, Isao Yahata, Ken Iguchi +7 more | 2014-11-04 |
| 8844927 | Sheet loading apparatus, erasing apparatus, and sheet loading method | Hiroyuki Hazu, Ken Iguchi, Yuichi Saito, Isao Yahata, Takahiro Kawaguchi +9 more | 2014-09-30 |
| 8777220 | Sheet feeding device and sheet feeding method | Toshiaki Oshiro, Yoichi Yamaguchi, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki +7 more | 2014-07-15 |
| 8733757 | Sheet processing apparatus, sheet conveying path opening method, and erasing apparatus | Toshiaki Oshiro, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki, Kikuo Mizutani +8 more | 2014-05-27 |
| 8717396 | Sheet discharging device and erasing device | Isao Yahata, Kikuo Mizutani, Takahiro Kawaguchi, Yoshiaki Sugizaki, Ken Iguchi +8 more | 2014-05-06 |
| 8670011 | Erasing apparatus and image erasing method | Kikuo Mizutani, Isao Yahata, Takahiro Kawaguchi, Yoshiaki Sugizaki, Ken Iguchi +3 more | 2014-03-11 |