Assignee
SPECTROL ELECTRONICS CORP
CA·15 granted patents·319 citations·filing 1974–1996
Top patents by PatentIndex Score
15 records- 0184US5146785AFluid level sensor with stair step outputSPECTROL ELECTRONICS CORP·Filed 1991·Granted Sep 15, 1992·50 cites·24 claims
- 0276US4418337AAlarm deviceSPECTROL ELECTRONICS CORP·Filed 1981·Granted Nov 29, 1983·54 cites·10 claims
- 0375US5129261AThree wire potentiometric liquid level sensorSPECTROL ELECTRONICS CORP·Filed 1991·Granted Jul 14, 1992·30 cites·16 claims
- 0471US4345235AVariable resistance device having a resistance element with laser cutsSPECTROL ELECTRONICS CORP·Filed 1980·Granted Aug 17, 1982·26 cites·2 claims
- 0570US5652562AThermally fused resistor having a portion of a solder loop thermally connected to an electrically insulated portion of an outer surface of the resistorSPECTROL ELECTRONICS CORP·Filed 1996·Granted Jul 29, 1997·22 cites·21 claims
- 0664US5138881ALiquid level sensor including conductive plastic technologySPECTROL ELECTRONICS CORP·Filed 1991·Granted Aug 18, 1992·30 cites·18 claims
- 0759US4278725ACermet resistor and method of making sameSPECTROL ELECTRONICS CORP·Filed 1980·Granted Jul 14, 1981·11 cites·4 claims
- 0858US5169465AThick-film circuit element on a ceramic substrateSPECTROL ELECTRONICS CORP·Filed 1991·Granted Dec 8, 1992·12 cites·5 claims
- 0957US3949702AIndicating deviceSPECTROL ELECTRONICS CORP·Filed 1974·Granted Apr 13, 1976·13 cites·3 claims
- 1055US5275044AThree wire potentiometric liquid level sensorSPECTROL ELECTRONICS CORP·Filed 1992·Granted Jan 4, 1994·15 cites·11 claims
- 1152US5702653AThick-film circuit elementSPECTROL ELECTRONICS CORP·Filed 1995·Granted Dec 30, 1997·10 cites·1 claims
- 1251US4403133AMethod of trimming a resistance elementSPECTROL ELECTRONICS CORP·Filed 1981·Granted Sep 6, 1983·12 cites·3 claims
- 1350US4694657AAdaptive defrost control and methodSPECTROL ELECTRONICS CORP·Filed 1986·Granted Sep 22, 1987·25 cites·6 claims
- 1441US5053283AThick film ink compositionSPECTROL ELECTRONICS CORP·Filed 1988·Granted Oct 1, 1991·8 cites·2 claims
- 1521US3932831AVariable resistance deviceSPECTROL ELECTRONICS CORP·Filed 1974·Granted Jan 13, 1976·1 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →