Patent | Date |
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Metal Detector App 20220308250 - Candy; Bruce Halcro ;   et al. | 2022-09-29 |
Metal detector Grant 11,454,736 - Candy September 27, 2 | 2022-09-27 |
Antenna of a Metal Detector App 20210273335 - Candy; Bruce Halcro | 2021-09-02 |
Constant Current Metal Detector With Driven Transmit Coil App 20210208300 - CANDY; Bruce Halcro | 2021-07-08 |
Signal processing technique for a metal detector Grant 10,969,511 - Candy April 6, 2 | 2021-04-06 |
Metal Detector App 20210072417 - Candy; Bruce Halcro | 2021-03-11 |
Metal Detector App 20210072418 - Candy; Bruce Halcro | 2021-03-11 |
Constant Current Metal Detector With Driven Transmit Coil App 20200301037 - CANDY; Bruce Halcro | 2020-09-24 |
Metal detector Grant 10,078,148 - Candy September 18, 2 | 2018-09-18 |
Signal Processing Technique for a Metal Detector App 20180172869 - Candy; Bruce Halcro | 2018-06-21 |
Constant Current Metal Detector with Driven Transmit Coil App 20180106925 - Candy; Bruce Halcro | 2018-04-19 |
Metal detector Grant 9,829,598 - Candy November 28, 2 | 2017-11-28 |
Metal Detector for Salt Soils App 20170299753 - Candy; Bruce Halcro | 2017-10-19 |
Method for detecting fast time constant targets using a metal detector Grant 9,547,065 - Candy January 17, 2 | 2017-01-17 |
Metal detector with at least one transmit/receive switch Grant 9,348,053 - Candy May 24, 2 | 2016-05-24 |
Transmit signal of a metal detector controlled by feedback loops Grant 9,250,348 - Candy February 2, 2 | 2016-02-02 |
Metal Detector App 20150168584 - Candy; Bruce Halcro | 2015-06-18 |
Metal Detector App 20150145517 - Candy; Bruce Halcro | 2015-05-28 |
Method for Detecting Fast Time Constant Targets Using a Metal Detector App 20150035543 - Candy; Bruce Halcro | 2015-02-05 |
Method for displaying metal detection information Grant 8,854,043 - Candy , et al. October 7, 2 | 2014-10-07 |
Constant Current Metal Detector with Driven Transmit Coil App 20140232408 - Candy; Bruce Halcro | 2014-08-21 |
Metal detector having constant reactive transmit voltage applied to a transmit coil Grant 8,614,576 - Candy December 24, 2 | 2013-12-24 |
Method For Displaying Metal Detection Information App 20130234716 - CANDY; Bruce Halcro ;   et al. | 2013-09-12 |
Transmit Signal Of A Metal Detector App 20130154649 - CANDY; Bruce Halcro | 2013-06-20 |
Metal Detector Target Discrimination In Mineralized Soils App 20120212227 - Candy; Bruce Halcro | 2012-08-23 |
Real-time rectangular-wave transmitting metal detector platform with user selectable transmission and reception properties Grant 8,237,560 - Candy August 7, 2 | 2012-08-07 |
Metal Detector With At Least One Transmit/receive Switch App 20120146647 - CANDY; Bruce Halcro | 2012-06-14 |
Real-time Rectangular-wave Transmitting Metal Detector Platform With User Selectable Transmission And Reception Properties App 20120025815 - Candy; Bruce Halcro | 2012-02-02 |
Metal detector with improved magnetic soil response cancellation Grant 8,106,770 - Candy January 31, 2 | 2012-01-31 |
Real-time rectangular-wave transmitting metal detector platform with user selectable transmission and reception properties Grant 8,063,777 - Candy November 22, 2 | 2011-11-22 |
Metal Detector Having Constant Reactive Transmit Voltage Applied To A Transmit Coil App 20110210740 - CANDY; Bruce Halcro | 2011-09-01 |
Metal detector having constant reactive transmit voltage applied to a transmit coil Grant 7,924,012 - Candy April 12, 2 | 2011-04-12 |
Metal Detector With Improved Magnetic Response Application App 20100283467 - Candy; Bruce Halcro | 2010-11-11 |
Rectangular-wave transmitting metal detector Grant 7,791,345 - Candy September 7, 2 | 2010-09-07 |
Metal Detector For Salt Soils App 20100148960 - CANDY; Bruce Halcro | 2010-06-17 |
Rectangular-wave Transmitting Metal Detector App 20100148781 - CANDY; Bruce Halcro | 2010-06-17 |
Constant Current Metal Detector With Driven Transmit Coil App 20100141247 - CANDY; Bruce Halcro | 2010-06-10 |
Metal Detector With Improved Magnetic Soil Response Cancellation App 20100026485 - Candy; Bruce Halcro | 2010-02-04 |
Metal Detector Having Constant Reactive Transmit Voltage Applied To A Transmit Coil App 20100019769 - Candy; Bruce Halcro | 2010-01-28 |
Multi-frequency metal detector having constant reactive transmit voltage applied to a transmit coil Grant 7,652,477 - Candy January 26, 2 | 2010-01-26 |
Real-time Rectangular-wave Transmitting Metal Detector Platform With User Selectable Transmission And Reception Properties App 20090315707 - Candy; Bruce Halcro | 2009-12-24 |
Metal detector Grant 7,579,839 - Candy August 25, 2 | 2009-08-25 |
Rectangular-wave transmitting metal detector Grant 7,474,102 - Candy January 6, 2 | 2009-01-06 |
Amplifier Switching Output Stage With Low Distortion App 20080122534 - Candy; Bruce Halcro | 2008-05-29 |
Metal Detector App 20080094065 - Candy; Bruce Halcro | 2008-04-24 |
Multi-Frequency Metal Detector Having Constant Reactive Transmit Voltage Applied To A Transmit Coil App 20080074114 - Candy; Bruce Halcro | 2008-03-27 |
Rectangular-wave transmitting metal detector App 20080048661 - Candy; Bruce Halcro | 2008-02-28 |
Low distortion class-D amplifier using carrier reference signal symmetry modulation Grant 7,301,393 - Candy November 27, 2 | 2007-11-27 |
Low distortion class-D amplifier using sampling of a servo-loop amplifier output Grant 7,227,408 - Candy June 5, 2 | 2007-06-05 |
Low distortion class-d amplifier using carrier reference signal symmetry modulation. App 20070052478 - Candy; Bruce Halcro | 2007-03-08 |
Low distortion class D amplifier using a controlled delay Grant 7,157,969 - Candy January 2, 2 | 2007-01-02 |
Low distortion class-D amplifier using sampling of a servo-loop amplifier output App 20060279357 - Candy; Bruce Halcro | 2006-12-14 |
Low distortion class D amplifier using a controlled delay App 20050200410 - Candy, Bruce Halcro | 2005-09-15 |
Amplifier improvements Grant 6,798,285 - Candy September 28, 2 | 2004-09-28 |
Interference cancelling metal detector including electronic selection of effective sensing coil arrangement Grant 6,690,169 - Candy February 10, 2 | 2004-02-10 |
Ground mineralization rejecting metal detector (power saving) Grant 6,686,742 - Candy February 3, 2 | 2004-02-03 |
Ground mineralization rejecting metal detector (transmit signal) Grant 6,653,838 - Candy November 25, 2 | 2003-11-25 |
Ground mineralization rejecting metal detector (receive signal weighting) Grant 6,636,044 - Candy October 21, 2 | 2003-10-21 |
Low distortion amplifier Grant 6,600,367 - Candy July 29, 2 | 2003-07-29 |
Amplifier improvements App 20030058044 - Candy, Bruce Halcro | 2003-03-27 |
Ground mineralisation rejecting metal detector (power saving) App 20020053907 - Candy, Bruce Halcro | 2002-05-09 |
Ground mineralisation rejecting metal detector (receive signal weighting) App 20020053908 - Candy, Bruce Halcro | 2002-05-09 |
Interference cancelling metal detector App 20020053909 - Candy, Bruce Halcro | 2002-05-09 |
Ground mineralisation rejecting metal detector App 20020050822 - Candy, Bruce Halcro | 2002-05-02 |
Low distortion amplifier App 20020021171 - Candy, Bruce Halcro | 2002-02-21 |
Wideband operational amplifier having a plurality of feedback loops Grant 6,052,027 - Candy April 18, 2 | 2000-04-18 |