Inventor · disambiguated record
Eddy So
Also filed as: SO EDDY
15 granted patents·136 citations·filing 1980–2002
93Inventor score
Top patents by PatentIndex Score
15 records- 0180US5307008ACurrent ratio device and toroidal core assembly thereforCA NAT RESEARCH COUNCIL·Filed 1991·Granted Apr 26, 1994·35 cites·20 claims
- 0255US5357210ATransconductance amplifier circuitCA NAT RESEARCH COUNCIL·Filed 1993·Granted Oct 18, 1994·14 cites·8 claims
- 0350US5225784ADC Current comparator circuit for generating an adjustable output proportional to an input signalCA NAT RESEARCH COUNCIL·Filed 1991·Granted Jul 6, 1993·14 cites·21 claims
- 0448US6803776B2Current-comparator-based four-terminal resistance bridge for power frequenciesCA NAT RESEARCH COUNCIL·Filed 2002·Granted Oct 12, 2004·7 cites·27 claims
- 0548US5896027ACurrent ratio device for use in forming a current transformerCA NAT RESEARCH COUNCIL·Filed 1997·Granted Apr 20, 1999·15 cites·14 claims
- 0642US4795969ALoad loss standard for testing and calibrating high voltage power measuring systemsCANADIAN PATENTS DEV·Filed 1987·Granted Jan 3, 1989·8 cites·17 claims
- 0742US4477772AFrequency compensator for a current-comparator capacitance bridgeCANADIAN PATENTS DEV·Filed 1982·Granted Oct 16, 1984·7 cites·8 claims
- 0839US4833401AElectrical measuring instrument for high voltage power measurementsCANADIAN PATENTS DEV·Filed 1987·Granted May 23, 1989·7 cites·19 claims
- 0938US5861740ALoad loss standard for calibrating power loss measurement systemsCA NAT RESEARCH COUNCIL·Filed 1996·Granted Jan 19, 1999·7 cites·8 claims
- 1038US5113140AMicroprocessor-controlled high-voltage capacitance bridgeCA NAT RESEARCH COUNCIL·Filed 1990·Granted May 12, 1992·8 cites·3 claims
- 1133US4554513AReplica circuitCANADIAN PATENTS DEV·Filed 1984·Granted Nov 19, 1985·3 cites·14 claims
- 1232US4638302ADigital-to-analog converterCANADIAN PATENTS DEV·Filed 1985·Granted Jan 20, 1987·3 cites·3 claims
- 1331US5051687ATransimpedance circuitCA NAT RESEARCH COUNCIL·Filed 1990·Granted Sep 24, 1991·3 cites·10 claims
- 1430US4528498AFrequency compensating current circuit for a current comparator capacitance bridgeSO EDDY·Filed 1983·Granted Jul 9, 1985·4 cites·4 claims
- 1529US4296369AActive quadrature current reference sourceCANADIAN PATENTS DEV·Filed 1980·Granted Oct 20, 1981·1 cites·4 claims
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