Assignee
WHITE S ELECTRONICS
US·26 granted patents·828 citations·filing 1974–2016
Top patents by PatentIndex Score
26 records- 0196US4030026ASampling metal detectorWHITE S ELECTRONICS·Filed 1974·Granted Jun 14, 1977·82 cites·20 claims
- 0295US4249128AWide pulse gated metal detector with improved noise rejectionWHITE S ELECTRONICS·Filed 1978·Granted Feb 3, 1981·82 cites·18 claims
- 0395US4024468AInduction balance metal detector with inverse discriminationWHITE S ELECTRONICS·Filed 1975·Granted May 17, 1977·104 cites·15 claims
- 0492US4110679AFerrous/non-ferrous metal detector using samplingWHITE S ELECTRONICS·Filed 1977·Granted Aug 29, 1978·50 cites·15 claims
- 0589US9989663B1Auto nulling of induction balance metal detector coilsWHITE S ELECTRONICS·Filed 2016·Granted Jun 5, 2018·4 cites·17 claims
- 0687US9285496B1Truncated half-sine methods for metal detectorsWHITE S ELECTRONICS·Filed 2013·Granted Mar 15, 2016·8 cites·31 claims
- 0785US4906973AWalk-through metal detectorWHITE S ELECTRONICS·Filed 1988·Granted Mar 6, 1990·60 cites·12 claims
- 0878US4293816ABalanced search loop for metal detectorWHITE S ELECTRONICS·Filed 1979·Granted Oct 6, 1981·31 cites·13 claims
- 0973US6911823B2Metal detector employing static discriminationWHITE S ELECTRONICS·Filed 2003·Granted Jun 28, 2005·33 cites·26 claims
- 1072US4868910AMetal detector with microprocessor control and analysisWHITE S ELECTRONICS·Filed 1988·Granted Sep 19, 1989·49 cites·14 claims
- 1171US5642050APlural frequency method and system for identifying metal objects in a background environment using a target modelWHITE S ELECTRONICS·Filed 1995·Granted Jun 24, 1997·57 cites·14 claims
- 1268US6879161B2Method and apparatus for distinguishing metal objects employing multiple frequency interrogationWHITE S ELECTRONICS·Filed 2002·Granted Apr 12, 2005·26 cites·11 claims
- 1368US5654638APlural Frequency method and system for identifying metal objects in a background environmentWHITE S ELECTRONICS·Filed 1995·Granted Aug 5, 1997·53 cites·26 claims
- 1464US5523690AMetal detector with bivariate displayWHITE S ELECTRONICS·Filed 1992·Granted Jun 4, 1996·29 cites·10 claims
- 1564US4862316AStatic charge dissipating housing for metal detector search loop assemblyWHITE S ELECTRONICS·Filed 1988·Granted Aug 29, 1989·27 cites·12 claims
- 1662US5414411APulse induction metal detectorWHITE S ELECTRONICS·Filed 1993·Granted May 9, 1995·39 cites·15 claims
- 1760US10228481B1Ground eliminating metal detectorWHITE S ELECTRONICS·Filed 2014·Granted Mar 12, 2019·1 cites·4 claims
- 1857US7994789B1Dual field search coil for pulse induction metal detectorsWHITE S ELECTRONICS·Filed 2009·Granted Aug 9, 2011·7 cites·12 claims
- 1957US7391217B2Metal detection methods and apparatus wherein a numeric representation of the sense signal and a noise contribution to the sense signal are producedWHITE S ELECTRONICS·Filed 2006·Granted Jun 24, 2008·8 cites·25 claims
- 2054US7649356B2Pulse induction metal detector having high energy efficiency and sensitivityWHITE S ELECTRONICS·Filed 2002·Granted Jan 19, 2010·13 cites·36 claims
- 2152US6421621B1Metal detector target identification using flash phase analysisWHITE S ELECTRONICS·Filed 2000·Granted Jul 16, 2002·10 cites·23 claims
- 2249US4783630AMetal detector with circuits for automatically screening out the effects of offset and mineralized groundWHITE S ELECTRONICS·Filed 1986·Granted Nov 8, 1988·17 cites·6 claims
- 2346US7088103B2Metal detector having a plurality of phase delay discrimination regions with corresponding selectable exception spaces thereinWHITE S ELECTRONICS·Filed 2004·Granted Aug 8, 2006·10 cites·20 claims
- 2442US6172504B1Metal detector target identification using flash phase analysisWHITE S ELECTRONICS·Filed 1998·Granted Jan 9, 2001·12 cites·21 claims
- 2541US7148692B2Detector for non-ferrous metals with reduced false positive responsesWHITE S ELECTRONICS·Filed 2004·Granted Dec 12, 2006·6 cites·22 claims
- 2637US5596277AMethod and apparatus for displaying signal information from a metal detectorWHITE S ELECTRONICS·Filed 1995·Granted Jan 21, 1997·10 cites·10 claims
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