MAGNETROL INTERNATIONAL, INCORPORATED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01S RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES2089
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 1841
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 456
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 4202
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 3156
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 298
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 292
 
  
 
H01P WAVEGUIDES; RESONATORS, LINES OR OTHER DEVICES OF THE WAVEGUIDE TYPE 258
 
  
 
H01Q AERIALS 2108
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9714861 Adjustable shunt regulated and switching power supply for loop powered transmitterOct 17, 12Jul 25, 17[G05D, G01S, G05F, G01F]
9581485 Removable magnetostrictive probe with automatic calibrationAug 06, 14Feb 28, 17[G01F]
9557205 Redundant level measuring systemAug 10, 11Jan 31, 17[G01F]
9546895 Time domain reflectometry based method for emulsion detection and profilingSep 27, 13Jan 17, 17[G01S, G01F]
9461427 Rotatable and removable multi-pin explosion proof connector assemblyFeb 11, 15Oct 04, 16[H01R, G01D]
9360361 System and method for emulsion measurement and profilingSep 25, 13Jun 07, 16[G01F]
9279705 High temperature high pressure sealOct 22, 12Mar 08, 16[G01D]
9217659 Guided wave radar probe with leak detectionOct 17, 12Dec 22, 15[G01R, G01F]
9207306 Level measurement instrument fiducial detection methodNov 06, 12Dec 08, 15[G01S, G01F]
9151838 Ceramic probe rod support assemblyNov 02, 12Oct 06, 15[G01S, G01F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0118,185 LEVEL MEASUREMENT INSTRUMENT FIDUCIAL DIAGNOSTICSAbandonedOct 22, 13May 01, 14[G01F]
2014/0074,303 TWO-WIRE TRANSMITTER TERMINAL POWER DIAGNOSTICSAbandonedSep 10, 12Mar 13, 14[G06F]
2009/0031,799 Float diagnostics for level measurementAbandonedJul 31, 07Feb 05, 09[G01F]
2007/0074,571 Ultrasonic sensor self testAbandonedOct 03, 05Apr 05, 07[G01N]
2007/0044,708 Ultrasonic sensor assembly and methodAbandonedAug 26, 05Mar 01, 07[C30B]
5277065 Detector with ringdown frequency matchingExpiredJan 22, 93Jan 11, 94[G01N]
5157639 Ultrasonic detectorExpiredSep 04, 90Oct 20, 92[G01S]
5131271 Ultrasonic level detectorExpiredApr 16, 90Jul 21, 92[G01S, G01F]
5121632 Point level switchExpiredJan 03, 91Jun 16, 92[G01F]
5089676 Liquid level float switchExpiredMay 16, 90Feb 18, 92[H01H]
5012589 Displacement servo gaugeExpiredJun 16, 89May 07, 91[G01N, G01F]
4917135 Liquid level regulator deviceExpiredFeb 23, 89Apr 17, 90[F16K, H01H]
4742195 High temperature hermetic switchExpiredDec 02, 85May 03, 88[H01H]
4537061 Electronic level detectorExpiredFeb 04, 83Aug 27, 85[G01F]
4515015 Capacitance level sensor for use with viscous, electrically conductive materialsExpiredFeb 16, 83May 07, 85[G01R, G01F]
4375020 Oscillating level indicatorExpiredJun 15, 81Feb 22, 83[H01H]
4347740 Capacitive level sensing deviceExpiredNov 13, 79Sep 07, 82[G01R, G01F]

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