Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11035055 | Group 13 nitride layer, composite substrate, and functional element | Yoshinori Isoda, Suguru Noguchi, Tetsuya Uchikawa, Takayuki Hirao, Takanao Shimodaira | 2021-06-15 |
| 10971673 | Piezoelectric element, piezoelectric device, ultrasonic probe and electronic apparatus | Koji Ohashi, Takahiro Kamijo, Takumi Yamaoka, Chikara KOJIMA | 2021-04-06 |
| 10947638 | Underlying substrate including a seed crystal layer of a group 13 nitride having stripe-shaped projections and recesses and an off-angle in a direction of an a-axis | Takayuki Hirao, Makoto Iwai, Takashi Yoshino | 2021-03-16 |