Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5283496 | Thickness shear crystal resonator and manufacturing method therefor | Isao Mutai | 1994-02-01 |
| 5200714 | Crystal oscillator with quartz vibrator having temperature detecting faculty, quartz vibrator for use therein, and method of measuring temperature using quartz vibrator | — | 1993-04-06 |
| 4716332 | Piezoelectric vibrator | — | 1987-12-29 |
| 4443732 | Temperature-compensated crystal resonator unit | — | 1984-04-17 |