Assignee
ASAHI DEMPA CO LTD
JP·4 granted patents·81 citations·filing 1983–1991
Top patents by PatentIndex Score
4 records- 0178US5200714ACrystal oscillator with quartz vibrator having temperature detecting faculty, quartz vibrator for use therein, and method of measuring temperature using quartz vibratorASAHI DEMPA CO LTD·Filed 1991·Granted Apr 6, 1993·51 cites·18 claims
- 0251US4716332APiezoelectric vibratorASAHI DEMPA CO LTD·Filed 1986·Granted Dec 29, 1987·11 cites·5 claims
- 0348US4443732ATemperature-compensated crystal resonator unitASAHI DEMPA CO LTD·Filed 1983·Granted Apr 17, 1984·9 cites·4 claims
- 0440US5283496AThickness shear crystal resonator and manufacturing method thereforASAHI DEMPA CO LTD·Filed 1991·Granted Feb 1, 1994·10 cites·2 claims
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