Assignee
SPECTROL ELECTRONICS CORP
CA15 patents
Top patents by PatentIndex Score
US5652562AJul 29, 1997
Thermally fused resistor having a portion of a solder loop thermally connected to an electrically insulated portion of an outer surface of the resistor
SPECTROL ELECTRONICS CORP22 citations93
US5146785ASep 15, 1992
Fluid level sensor with stair step output
SPECTROL ELECTRONICS CORP50 citations93
US5129261AJul 14, 1992
Three wire potentiometric liquid level sensor
SPECTROL ELECTRONICS CORP30 citations93
US4694657ASep 22, 1987
Adaptive defrost control and method
SPECTROL ELECTRONICS CORP25 citations87
US5138881AAug 18, 1992
Liquid level sensor including conductive plastic technology
SPECTROL ELECTRONICS CORP30 citations86
US4418337ANov 29, 1983
Alarm device
SPECTROL ELECTRONICS CORP54 citations82
US4345235AAug 17, 1982
Variable resistance device having a resistance element with laser cuts
SPECTROL ELECTRONICS CORP26 citations79
US5702653ADec 30, 1997
Thick-film circuit element
SPECTROL ELECTRONICS CORP10 citations74
US5275044AJan 4, 1994
Three wire potentiometric liquid level sensor
SPECTROL ELECTRONICS CORP15 citations74
US5169465ADec 8, 1992
Thick-film circuit element on a ceramic substrate
SPECTROL ELECTRONICS CORP12 citations74
US5053283AOct 1, 1991
Thick film ink composition
SPECTROL ELECTRONICS CORP8 citations74
US3949702AApr 13, 1976
Indicating device
SPECTROL ELECTRONICS CORP13 citations72
US4403133ASep 6, 1983
Method of trimming a resistance element
SPECTROL ELECTRONICS CORP12 citations71
US4278725AJul 14, 1981
Cermet resistor and method of making same
SPECTROL ELECTRONICS CORP11 citations71
US3932831AJan 13, 1976
Variable resistance device
SPECTROL ELECTRONICS CORP1 citations42