Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8299689 | Quartz crystal resonator element, quartz crystal device, and method for producing quartz crystal resonator element | — | 2012-10-30 |
| 8026652 | Quartz crystal resonator element, quartz crystal device, and method for producing quartz crystal resonator element | — | 2011-09-27 |