Inventor · disambiguated record
Bruce Halcro Candy
Also filed as: CANDY BRUCE H · CANDY BRUCE HALCRO
44 granted patents·13 pending applications·733 citations·filing 1986–2024
98Inventor score
Files withMINELAB ELECTRONICS PTY LTD27BHC CONSULTING PTY LTD13CANDY BRUCE HALCRO9HALCRO NOMINEES PTY LTD3CALDONE PTY LTD2
Top patents by PatentIndex Score
57 records- 0197US5496411AUltrasonic vibration generator and use of same for cleaning objects in a volume of liquidHALCRO NOMINEES PTY LTD·Filed 1992·Granted Mar 5, 1996·142 cites·10 claims
- 0293US8237560B2Real-time rectangular-wave transmitting metal detector platform with user selectable transmission and reception propertiesCANDY BRUCE HALCRO·Filed 2011·Granted Aug 7, 2012·14 cites·24 claims
- 0392US11658416B2Antenna of a metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2021·Granted May 23, 2023·2 cites·7 claims
- 0487US5576624APulse induction time domain metal detectorBHC CONSULTING PTY LTD·Filed 1994·Granted Nov 19, 1996·75 cites·37 claims
- 0584US5506506AMetal detector for detecting and discriminating between ferrous and non-ferrous targets in groundHALCRO NOMINEES PTY LTD·Filed 1993·Granted Apr 9, 1996·68 cites·12 claims
- 0684US2024329275A1Constant current metal detector with driven transmit coilMINELAB ELECTRONICS PTY LTD·Filed 2024·Application pending·0 cites
- 0782US7227408B2Low distortion class-D amplifier using sampling of a servo-loop amplifier outputBHC CONSULTING PTY LTD·Filed 2005·Granted Jun 5, 2007·13 cites·21 claims
- 0881US5537041ADiscriminating time domain conducting metal detector utilizing multi-period rectangular transmitted pulsesBHC CONSULTING PTY LTD·Filed 1994·Granted Jul 16, 1996·59 cites·22 claims
- 0980US9348053B2Metal detector with at least one transmit/receive switchCANDY BRUCE HALCRO·Filed 2011·Granted May 24, 2016·5 cites·31 claims
- 1080US2023375738A1Constant current metal detector with driven transmit coilMINELAB ELECTRONICS PTY LTD·Filed 2023·Application pending·0 cites
- 1179US10078148B2Metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2014·Granted Sep 18, 2018·4 cites·18 claims
- 1278US9250348B2Transmit signal of a metal detector controlled by feedback loopsMINELAB ELECTRONICS PTY LTD·Filed 2012·Granted Feb 2, 2016·4 cites·15 claims
- 1378US8063777B2Real-time rectangular-wave transmitting metal detector platform with user selectable transmission and reception propertiesCANDY BRUCE HALCRO·Filed 2006·Granted Nov 22, 2011·13 cites·20 claims
- 1476US2022390643A1Constant current metal detector with driven transmit coilMINELAB ELECTRONICS PTY LTD·Filed 2022·Application pending·0 cites
- 1574US9829598B2Metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2014·Granted Nov 28, 2017·3 cites·18 claims
- 1674US8614576B2Metal detector having constant reactive transmit voltage applied to a transmit coilCANDY BRUCE HALCRO·Filed 2011·Granted Dec 24, 2013·3 cites·19 claims
- 1774US4942360AA method and apparatus of discrimination detection using multiple frequencies to determine a recognizable profile of an undesirable substanceCANDY BRUCE H·Filed 1987·Granted Jul 17, 1990·65 cites·18 claims
- 1873US2021208300A1Constant current metal detector with driven transmit coilMINELAB ELECTRONICS PTY LTD·Filed 2021·Application pending·0 cites
- 1972US9547065B2Method for detecting fast time constant targets using a metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2013·Granted Jan 17, 2017·2 cites·11 claims
- 2071US8854043B2Method for displaying metal detection informationMINELAB ELECTRONICS PTY LTD·Filed 2013·Granted Oct 7, 2014·4 cites·16 claims
- 2171US7157969B2Low distortion class D amplifier using a controlled delayBHC CONSULTING PTY LTD·Filed 2005·Granted Jan 2, 2007·7 cites·6 claims
- 2271US2020301037A1Constant current metal detector with driven transmit coilMINELAB ELECTRONICS PTY LTD·Filed 2020·Application pending·0 cites
- 2370US12468062B2Metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2023·Granted Nov 11, 2025·0 cites·18 claims
- 2470US11474274B2Metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2020·Granted Oct 18, 2022·0 cites·19 claims
- 2570US8106770B2Metal detector with improved magnetic soil response cancellationCANDY BRUCE HALCRO·Filed 2007·Granted Jan 31, 2012·9 cites·20 claims
- 2670US7474102B2Rectangular-wave transmitting metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2007·Granted Jan 6, 2009·9 cites·9 claims
- 2768US6653838B2Ground mineralization rejecting metal detector (transmit signal)BHC CONSULTING PTY LTD·Filed 2001·Granted Nov 25, 2003·26 cites·6 claims
- 2867US11454736B2Metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2020·Granted Sep 27, 2022·0 cites·14 claims
- 2966US7924012B2Metal detector having constant reactive transmit voltage applied to a transmit coilMINELAB ELECTRONICS PTY LTD·Filed 2007·Granted Apr 12, 2011·6 cites·23 claims
- 3065US7579839B2Metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2005·Granted Aug 25, 2009·7 cites·4 claims
- 3165US6690169B2Interference cancelling metal detector including electronic selection of effective sensing coil arrangementBHC CONSULTING PTY LTD·Filed 2001·Granted Feb 10, 2004·23 cites·6 claims
- 3264US12429620B2Magnetic field antenna of a metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2021·Granted Sep 30, 2025·0 cites·15 claims
- 3363US6636044B2Ground mineralization rejecting metal detector (receive signal weighting)BHC CONSULTING PTY LTD·Filed 2001·Granted Oct 21, 2003·21 cites·2 claims
- 3463US2018106925A1Constant Current Metal Detector with Driven Transmit CoilCANDY BRUCE HALCRO·Filed 2017·Application pending·0 cites
- 3562US12320947B2Metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2023·Granted Jun 3, 2025·0 cites·10 claims
- 3659US6798285B2Amplifier improvementsBHC CONSULTING PTY LTD·Filed 2002·Granted Sep 28, 2004·9 cites·16 claims
- 3758US2017299753A1Metal Detector for Salt SoilsMINELAB ELECTRONICS PTY LTD·Filed 2017·Application pending·0 cites
- 3856US4894618AMetal detector using cross-correlation between components of received signalsMINELAB ELECTRONIC LTD·Filed 1986·Granted Jan 16, 1990·20 cites·16 claims
- 3955US2014232408A1Constant Current Metal Detector with Driven Transmit CoilCANDY BRUCE HALCRO·Filed 2014·Application pending·0 cites
- 4054US7791345B2Rectangular-wave transmitting metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2009·Granted Sep 7, 2010·3 cites·13 claims
- 4154US7301393B2Low distortion class-D amplifier using carrier reference signal symmetry modulationBHC CONSULTING PTY LTD·Filed 2004·Granted Nov 27, 2007·6 cites·8 claims
- 4254US6686742B2Ground mineralization rejecting metal detector (power saving)BHC CONSULTING PTY LTD·Filed 2001·Granted Feb 3, 2004·13 cites·5 claims
- 4352US4890064AMetal detector sensing head with reduced eddy current coilsMINELAB ELECTRONIC LTD·Filed 1986·Granted Dec 26, 1989·17 cites·8 claims
- 4451US7652477B2Multi-frequency metal detector having constant reactive transmit voltage applied to a transmit coilMINELAB ELECTRONICS PTY LTD·Filed 2004·Granted Jan 26, 2010·10 cites·11 claims
- 4549US10969511B2Signal processing technique for a metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2017·Granted Apr 6, 2021·0 cites·21 claims
- 4648US6052027AWideband operational amplifier having a plurality of feedback loopsBHC CONSULTING PTY LTD·Filed 1998·Granted Apr 18, 2000·11 cites·14 claims
- 4748US5563498APower supply regulatorHALCRO NOMINEES PTY LTD·Filed 1992·Granted Oct 8, 1996·16 cites·12 claims
- 4847US5892398AAmplifier having ultra-low distortionBHC CONSULTING PTY LTD·Filed 1996·Granted Apr 6, 1999·11 cites·20 claims
- 4946US11899156B2Metal detectorMINELAB ELECTRONICS PTY LTD·Filed 2022·Granted Feb 13, 2024·0 cites·10 claims
- 5045US2010148960A1Metal detector for salt soilsMINELAB ELECTRONICS PTY LTD·Filed 2009·Application pending·0 cites
Showing the top 50 of 57 patent records by PatentIndex Score.
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