Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8975212 | Phenolsulfonic acid aryl ester derivative, and heat-sensitive recording material using same | Mai Higuchi, Keiichiro Inada, Mamoru Suga, Katsuto Ohse, Yoshimi Midorikawa +1 more | 2015-03-10 |
| 8492308 | Thermosensitive recording medium | Tatsuyuki Kurihara, Tatsuo Nagai, Yoshimi Midorikawa, Akihito Ogino, Mamoru Suga | 2013-07-23 |
| 8470735 | Coating solution for heat-sensitive color-developing layer, and heat-sensitive recording material | Mai Kaneko, Katsuto Ohse, Yukiko Sato | 2013-06-25 |
| 8202821 | Thermal recording material | Junpei Natsui, Hiroshi Kohama, Mamoru Suga | 2012-06-19 |