Issued Patents 2020
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10804432 | Free-standing substrate comprising polycrystalline group 13 element nitride and light-emitting element using same | Katsuhiro Imai, Mikiya Ichimura, Takayuki Hirao | 2020-10-13 |
| 10770552 | Epitaxial substrate for semiconductor elements, semiconductor element, and manufacturing method for epitaxial substrates for semiconductor elements | Mikiya Ichimura, Sota MAEHARA | 2020-09-08 |
| 10734548 | Free-standing substrate comprising polycrystalline group 13 element nitride and light-emitting element using same | Katsuhiro Imai, Mikiya Ichimura, Takayuki Hirao | 2020-08-04 |
| 10707373 | Polycrystalline gallium nitride self-supported substrate and light emitting element using same | Morimichi Watanabe, Kei Sato, Katsuhiro Imai, Tsutomu Nanataki | 2020-07-07 |
| 10629688 | Epitaxial substrate for semiconductor elements, semiconductor element, and manufacturing method for epitaxial substrates for semiconductor elements | Mikiya Ichimura, Sota MAEHARA | 2020-04-21 |
| 10598369 | Heat discharge structures for light source devices and light source systems | Masahiko Namerikawa, Takashi Yoshino, Katsuhiro Imai | 2020-03-24 |
| 10580646 | Epitaxial substrate for semiconductor elements, semiconductor element, and manufacturing method for epitaxial substrates for semiconductor elements | Mikiya Ichimura, Sota MAEHARA | 2020-03-03 |
| 10541514 | Surface-emitting device, vertical external-cavity surface-emitting laser, and method for manufacturing surface-emitting device | Kentaro NONAKA, Tomohiko Sugiyama, Takashi Yoshino | 2020-01-21 |