Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10804432 | Free-standing substrate comprising polycrystalline group 13 element nitride and light-emitting element using same | Katsuhiro Imai, Yoshitaka Kuraoka, Takayuki Hirao | 2020-10-13 |
| 10770552 | Epitaxial substrate for semiconductor elements, semiconductor element, and manufacturing method for epitaxial substrates for semiconductor elements | Sota MAEHARA, Yoshitaka Kuraoka | 2020-09-08 |
| 10734548 | Free-standing substrate comprising polycrystalline group 13 element nitride and light-emitting element using same | Katsuhiro Imai, Yoshitaka Kuraoka, Takayuki Hirao | 2020-08-04 |
| 10629688 | Epitaxial substrate for semiconductor elements, semiconductor element, and manufacturing method for epitaxial substrates for semiconductor elements | Sota MAEHARA, Yoshitaka Kuraoka | 2020-04-21 |
| 10580646 | Epitaxial substrate for semiconductor elements, semiconductor element, and manufacturing method for epitaxial substrates for semiconductor elements | Sota MAEHARA, Yoshitaka Kuraoka | 2020-03-03 |