Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11107973 | Joined body of piezoelectric single-crystal substrate and support substrate | Tomoyoshi Tai | 2021-08-31 |
| 10998878 | Joined body of piezoelectric material substrate and support substrate | Tomoyoshi Tai | 2021-05-04 |