Registration
Already Registered? Log In
false
MAGNETROL INTERNATIONAL, INC.
Patent Owner
Stats
47
total patents issued
24 Total Apps Published
Dec 27, 2012 most recent publication
Details
47 Issued Patents
5 Issued in last 3 years
6 Published in last 3 years
388 Total Citation Count
Nov 13, 1979 Earliest Filing
12 Expired/Abandoned/Withdrawn Patents
Technologies
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 WAVES 13 58
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 9 36
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 4 131
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 2 41
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 2 124
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 2 71
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS 1 77
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 1 83
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 1 73
Top Patents (by citation)
6,062,095 Dual compartment instrument housing Jun 09, 98 May 16, 00 [G01D, G01F] 22 5,207,101 Two-wire ultrasonic transmitter Sep 06, 91 May 04, 93 [G01N] 19 6,690,320 Time domain reflectometry measurement instrument Jun 11, 01 Feb 10, 04 [G01S] 15 6,867,729 Guided wave radar level transmitter with automatic velocity compensation Jul 30, 03 Mar 15, 05 [G01S] 14 5,703,289 Microwave transmitter housing Feb 01, 95 Dec 30, 97 [G01S] 14 5,495,130 Point level switch Sep 04, 90 Feb 27, 96 [H01H] 12 5,335,545 Ultrasonic detector with frequency matching Sep 04, 90 Aug 09, 94 [G01N] 12 5,907,112 Probe secondary seal Oct 21, 97 May 25, 99 [G01D] 9 5,611,239 Microwave point instrument with self-test circuit Sep 21, 94 Mar 18, 97 [G01R, G01F] 9 5,701,084 Insulated capacitance probe Sep 22, 95 Dec 23, 97 [G01F] 8
Recent Publications
2012/0036,927 REDUNDANT LEVEL MEASURING SYSTEM Aug 10, 11 Feb 16, 12 [G01F] 2010/0288,578 Hybrid level measurement system May 18, 09 Nov 18, 10 [G01S] 2010/0290,314 Process measurement instrument with target rejection May 18, 09 Nov 18, 10 [G01S] 2010/0201,563 Pulsed radar level detection system using pulse dithering to eliminate inaccuracies caused by tank rattle Feb 11, 09 Aug 12, 10 [G01S] 2009/0056,451 Ultrasonic sensor assembly and method Oct 27, 08 Mar 05, 09 [G01H] 2009/0031,799 Float diagnostics for level measurement Jul 31, 07 Feb 05, 09 [G01F] 2008/0061,772 Magnetostrictive transmitter with improved piezoelectric sensor Sep 08, 06 Mar 13, 08 [G01B] 2007/0074,571 Ultrasonic sensor self test Oct 03, 05 Apr 05, 07 [G01N]
Recent Patents
8,220,584 Hybrid level measurement system May 18, 09 Jul 17, 12 [G01S] 8,184,503 Process measurement instrument with target rejection May 18, 09 May 22, 12 [G01S] 8,085,187 Through air radar sensor Jan 27, 09 Dec 27, 11 [H02B, G01S, H01H, H04B, H05K] 7,889,120 Pulsed radar level detection system using pulse dithering to eliminate inaccuracies caused by tank rattle Feb 11, 09 Feb 15, 11 [G01S] 7,874,210 Ultrasonic sensor assembly and method Oct 27, 08 Jan 25, 11 [G01N] 7,466,124 Magnetostrictive transmitter with improved piezoelectric sensor Sep 08, 06 Dec 16, 08 [G01B] 7,271,646 Loop powered process control instrument power supply Sep 23, 03 Sep 18, 07 [G05F] 7,259,952 Process control instrument intrinsic safety barrier Oct 04, 05 Aug 21, 07 [H02H] 7,106,248 Through air radar level transmitter Aug 16, 05 Sep 12, 06 [G01S] 7,102,584 Through air radar level transmitter Sep 30, 03 Sep 05, 06 [H01Q]
Top Inventors for This Owner
