Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11283425 | Piezoelectric resonator unit | Motoyoshi Sakai, Kazuyuki Noto, Jun Konishi | 2022-03-22 |
| 11233499 | Quartz crystal unit and method of manufacturing the same | Motonori Matsushita | 2022-01-25 |