Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9997594 | Gallium nitride based high electron mobility transistor (GaN-HEMT) device with an iron-doped cap layer and method of manufacturing the same | Atsushi Yamada, Norikazu Nakamura | 2018-06-12 |
| 9899492 | Compound semiconductor device and method for manufacturing the same | Atsushi Yamada | 2018-02-20 |