Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10138570 | System and method for producing group 13 nitride crystals comprised of growth vessels stacked within inner vessels placed over support tables with a central rotating shaft and revolving shafts attached to the support tables | Takashi Yoshino, Katsuhiro Imai, Takashi Wada | 2018-11-27 |
| 10041186 | Method for producing nitride crystal | Katsuhiro Imai, Makoto Iwai, Masahiro Sakai, Shuhei Higashihara, Takayuki Hirao | 2018-08-07 |
| 9960316 | Method for separating group 13 element nitride layer, and composite substrate | Katsuhiro Imai, Makoto Iwai | 2018-05-01 |