QUANTUM MAGNETICS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 5154
 
  
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 575
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 3237
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 1241

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7315166 Magnetic resonance imaging screening method and apparatusOct 07, 03Jan 01, 08[G01R]
7154266 Screening method and apparatusJan 13, 04Dec 26, 06[G01R]
7106056 Security screening method and apparatusNov 05, 03Sep 12, 06[G01R]
7047059 Simplified water-bag technique for magnetic susceptibility measurements on the human body and other specimensMar 27, 01May 16, 06[A61B]
6965792 Susceptometers for foreign body detectionDec 18, 01Nov 15, 05[A61B]
6956369 Screening method and apparatusNov 25, 03Oct 18, 05[G01R]
6392408 Method and system for cancellation of extraneous signals in nuclear quadrupole resonance spectroscopyMay 06, 98May 21, 02[G01V]
6291994 Active Q-damping sub-system using nuclear quadrupole resonance and nuclear magnetic resonance for improved contraband detectionJan 14, 00Sep 18, 01[G01V]
6208884 Noninvasive room temperature instrument to measure magnetic susceptibility variations in body tissueAug 18, 98Mar 27, 01[A61B]
6194898 System and method for contraband detection using nuclear quadrupole resonanceSep 05, 97Feb 27, 01[G01V]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8035377 Method for excluding magnetic objects from magnetic resonance imaging facilityExpiredJul 24, 07Oct 11, 11[G01V]
2010/0156,408 DC magnetic field interceptor apparatus and methodAbandonedDec 17, 09Jun 24, 10[G01R]
7633518 Object detection portal with video display overlayExpiredOct 25, 02Dec 15, 09[H04N]
2006/0022,670 Magnetic resonance screening portal with combination sensingAbandonedJan 05, 05Feb 02, 06[G01N, G01R, G01V]
6977503 System and method for single-sided magnetic resonance imagingExpiredFeb 10, 03Dec 20, 05[G01V]
6922460 Explosives detection system using computed tomography (CT) and quadrupole resonance (QR) sensorsExpiredJun 11, 03Jul 26, 05[G01N]
6847208 Tube array coil for quadrupole resonance (QR) scanningExpiredAug 29, 03Jan 25, 05[G01V]
2003/0216,632 Ferromagnetic sensing method and apparatusAbandonedJan 29, 03Nov 20, 03[A61B]
6586930 Material thickness measurement using magnetic informationExpiredApr 28, 00Jul 01, 03[G01N, G01B, G01R]
2003/0083,588 Pre-screening utilizing magnetic resonance imaging fieldAbandonedSep 12, 02May 01, 03[A61B]
6496713 Ferromagnetic foreign body detection with background cancelingExpiredSep 21, 01Dec 17, 02[A61B]
6489767 Apparatus for and method of single-sided magnetic resonance imaging with palm-size probeExpiredSep 06, 00Dec 03, 02[G01V]
6418335 Ferromagnetic foreign body detection using magneticsExpiredDec 15, 00Jul 09, 02[A61B]
6268724 Device for selectively detecting metal objectsExpiredJun 21, 99Jul 31, 01[G01N]
5986455 Automatic tuning apparatus and method for substance detection using nuclear quadrupole resonance and nuclear magnetic resonanceExpiredSep 03, 97Nov 16, 99[G01V]
5842986 Ferromagnetic foreign body screening method and apparatusExpiredJun 25, 96Dec 01, 98[A61B]
5574369 Detection and communications device employing stochastic resonanceExpiredAug 19, 94Nov 12, 96[H03K, G01R]
5343147 Method and apparatus for using stochastic excitation and a superconducting quantum interference device (SAUID) to perform wideband frequency response measurementsExpiredSep 08, 92Aug 30, 94[G01R]

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