Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |