Inventor · disambiguated record
Ravi Vig
Also filed as: VIG RAVI
70 granted patents·3 pending applications·4,947 citations·filing 1987–2024
99Inventor score
Files withALLEGRO MICROSYSTEMS INC42ALLEGRO MICROSYSTEMS LLC20VIG RAVI3FRIEDRICH ANDREAS P2SPRAGUE ELECTRIC CO2
Top patents by PatentIndex Score
73 records- 0199US9812588B2Magnetic field sensor integrated circuit with integral ferromagnetic materialALLEGRO MICROSYSTEMS LLC·Filed 2013·Granted Nov 7, 2017·26 cites·15 claims
- 0299US8818749B2Circuits and methods for generating a self-test of a magnetic field sensorALLEGRO MICROSYSTEMS LLC·Filed 2013·Granted Aug 26, 2014·48 cites·22 claims
- 0399US8447556B2Circuits and methods for generating a self-test of a magnetic field sensorFRIEDRICH ANDREAS P·Filed 2010·Granted May 21, 2013·104 cites·46 claims
- 0499US8350563B2Magnetic field sensor and method used in a magnetic field sensor that adjusts a sensitivity and/or an offset over temperatureALLEGRO MICROSYSTEMS INC·Filed 2010·Granted Jan 8, 2013·45 cites·20 claims
- 0599US7307824B2Magnetic pole insensitive switch circuitALLEGRO MICROSYSTEMS INC·Filed 2006·Granted Dec 11, 2007·67 cites·9 claims
- 0699US7026808B2Method and apparatus for providing information from a speed and direction sensorALLEGRO MICROSYSTEMS INC·Filed 2004·Granted Apr 11, 2006·174 cites·23 claims
- 0798US10230006B2Magnetic field sensor integrated circuit with an electromagnetic suppressorALLEGRO MICROSYSTEMS LLC·Filed 2017·Granted Mar 12, 2019·10 cites·25 claims
- 0898US10041810B2Arrangements for magnetic field sensors that act as movement detectorsALLEGRO MICROSYSTEMS LLC·Filed 2016·Granted Aug 7, 2018·16 cites·18 claims
- 0998US9151771B2Apparatus and method for providing an output signal indicative of a speed of rotation and a direction of rotation of a ferromagnetic objectALLEGRO MICROSYSTEMS LLC·Filed 2013·Granted Oct 6, 2015·23 cites·16 claims
- 1098US9151807B2Circuits and methods for generating a self-test of a magnetic field sensorALLEGRO MICROSYSTEMS LLC·Filed 2014·Granted Oct 6, 2015·32 cites·24 claims
- 1198US8754640B2Magnetic field sensors and related techniques that can provide self-test information in a formatted output signalVIG RAVI·Filed 2012·Granted Jun 17, 2014·58 cites·58 claims
- 1298US8624588B2Apparatus and method for providing an output signal indicative of a speed of rotation and a direction of rotation as a ferromagnetic objectVIG RAVI·Filed 2008·Granted Jan 7, 2014·93 cites·23 claims
- 1398US7936144B2Self-calibration algorithms in a small motor driver IC with an integrated position sensorALLEGRO MICROSYSTEMS INC·Filed 2008·Granted May 3, 2011·93 cites·21 claims
- 1498US7746056B2Integrated sensorALLEGRO MICROSYSTEMS INC·Filed 2009·Granted Jun 29, 2010·145 cites·19 claims
- 1598US7518354B2Multi-substrate integrated sensorALLEGRO MICROSYSTEMS INC·Filed 2007·Granted Apr 14, 2009·127 cites·21 claims
- 1698US7259545B2Integrated sensorALLEGRO MICROSYSTEMS INC·Filed 2003·Granted Aug 21, 2007·228 cites·31 claims
- 1798US6815944B2Method and apparatus for providing information from a speed and direction sensorALLEGRO MICROSYSTEMS INC·Filed 2002·Granted Nov 9, 2004·159 cites·22 claims
- 1898US6622012B2Magnetic pole insensitive switch circuitALLEGRO MICROSYSTEMS INC·Filed 2001·Granted Sep 16, 2003·100 cites·13 claims
- 1998US6356741B1Magnetic pole insensitive switch circuitALLEGRO MICROSYSTEMS INC·Filed 1999·Granted Mar 12, 2002·156 cites·26 claims
- 2098US6297627B1Detection of passing magnetic articles with a peak-to-peak percentage threshold detector having a forcing circuit and automatic gain controlALLEGRO MICROSYSTEMS INC·Filed 1999·Granted Oct 2, 2001·201 cites·25 claims
- 2197US9411025B2Integrated circuit package having a split lead frame and a magnetALLEGRO MICROSYSTEMS LLC·Filed 2013·Granted Aug 9, 2016·41 cites·63 claims
- 2297US8994369B2Apparatus and method for providing an output signal indicative of a speed of rotation and a direction of rotation of a ferromagnetic objectALLEGRO MICROSYSTEMS LLC·Filed 2013·Granted Mar 31, 2015·22 cites·23 claims
- 2397US7362094B2Methods and apparatus for magnetic article detectionALLEGRO MICROSYSTEMS INC·Filed 2006·Granted Apr 22, 2008·153 cites·19 claims
- 2497US7085119B2Magnetic pole insensitive switch circuitALLEGRO MICROSYSTEMS INC·Filed 2003·Granted Aug 1, 2006·69 cites·11 claims
- 2597US6091239ADetection of passing magnetic articles with a peak referenced threshold detectorALLEGRO MICROSYSTEMS INC·Filed 1999·Granted Jul 18, 2000·169 cites·7 claims
- 2697US5781005AHall-effect ferromagnetic-article-proximity sensorALLEGRO MICROSYSTEMS INC·Filed 1995·Granted Jul 14, 1998·251 cites·14 claims
- 2796US10916665B2Magnetic field sensor integrated circuit with an integrated coilALLEGRO MICROSYSTEMS LLC·Filed 2019·Granted Feb 9, 2021·9 cites·20 claims
- 2896US10234513B2Magnetic field sensor integrated circuit with integral ferromagnetic materialVIG RAVI·Filed 2012·Granted Mar 19, 2019·37 cites·14 claims
- 2996US5917320ADetection of passing magnetic articles while periodically adapting detection thresholdALLEGRO MICROSYSTEMS INC·Filed 1997·Granted Jun 29, 1999·150 cites·17 claims
- 3096US5581179AHall-effect ferrous-article-proximity sensor assemblyALLEGRO MICROSYSTEMS INC·Filed 1995·Granted Dec 3, 1996·177 cites·23 claims
- 3196US5442283AHall-voltage slope-activated sensorALLEGRO MICROSYSTEMS INC·Filed 1993·Granted Aug 15, 1995·125 cites·10 claims
- 3295US10012518B2Magnetic field sensor for sensing a proximity of an objectALLEGRO MICROSYSTEMS LLC·Filed 2016·Granted Jul 3, 2018·10 cites·17 claims
- 3395US9494660B2Integrated circuit package having a split lead frameALLEGRO MICROSYSTEMS LLC·Filed 2013·Granted Nov 15, 2016·21 cites·30 claims
- 3495US9052349B2Magnetic field sensor and method used in a magnetic field sensor that adjusts a sensitivity and/or an offset over temperatureHAAS DAVID J·Filed 2012·Granted Jun 9, 2015·12 cites·21 claims
- 3595US6693419B2Proximity detectorALLEGRO MICROSYSTEMS INC·Filed 2002·Granted Feb 17, 2004·76 cites·20 claims
- 3695US6265865B1Single unitary plastic package for a magnetic field sensing deviceALLEGRO MICROSYSTEMS INC·Filed 1999·Granted Jul 24, 2001·123 cites·3 claims
- 3795US6100680ADetecting the passing of magnetic articles using a transducer-signal detector having a switchable dual-mode thresholdALLEGRO MICROSYSTEMS INC·Filed 1997·Granted Aug 8, 2000·133 cites·6 claims
- 3895US5694038ADetector of passing magnetic articles with automatic gain controlALLEGRO MICROSYSTEMS INC·Filed 1996·Granted Dec 2, 1997·150 cites·9 claims
- 3995US5619137AChopped low power magnetic-field detector with hysteresis memoryALLEGRO MICROSYSTEMS INC·Filed 1996·Granted Apr 8, 1997·127 cites·3 claims
- 4094US11444209B2Magnetic field sensor integrated circuit with an integrated coil enclosed with a semiconductor die by a mold materialALLEGRO MICROSYSTEMS LLC·Filed 2020·Granted Sep 13, 2022·2 cites·16 claims
- 4194US7687882B2Methods and apparatus for integrated circuit having multiple dies with at least one on chip capacitorALLEGRO MICROSYSTEMS INC·Filed 2006·Granted Mar 30, 2010·32 cites·14 claims
- 4294US6692676B1Method for fabricating a magnet structureALLEGRO MICROSYSTEMS INC·Filed 2001·Granted Feb 17, 2004·81 cites·21 claims
- 4394US6278269B1Magnet structureALLEGRO MICROSYSTEMS INC·Filed 1999·Granted Aug 21, 2001·132 cites·34 claims
- 4493US5963028APackage for a magnetic field sensing deviceALLEGRO MICROSYSTEMS INC·Filed 1997·Granted Oct 5, 1999·169 cites·8 claims
- 4591US10215590B2Magnetic field sensor for sensing a proximity and/or a location of an objectALLEGRO MICROSYSTEMS LLC·Filed 2016·Granted Feb 26, 2019·5 cites·31 claims
- 4691US9666788B2Integrated circuit package having a split lead frameALLEGRO MICROSYSTEMS LLC·Filed 2013·Granted May 30, 2017·13 cites·10 claims
- 4791US6232768B1Centering a signal within the dynamic range of a peak detecting proximity detectorALLEGRO MICROSYSTEMS INC·Filed 1997·Granted May 15, 2001·86 cites·7 claims
- 4891US5650719ADetection of passing magnetic articles while periodically adapting detection thresholds to changing amplitudes of the magnetic fieldALLEGRO MICROSYSTEMS INC·Filed 1996·Granted Jul 22, 1997·91 cites·5 claims
- 4990US5729130ATracking and holding in a DAC the peaks in the field-proportional voltage in a slope activated magnetic field sensorFiled 1996·Granted Mar 17, 1998·86 cites·11 claims
- 5089US5218298ATwo-terminal-hall-sensors monitoring system for providing decoded magnetic field amplitude signals and system diagnostic signalsALLEGRO MICROSYSTEMS INC·Filed 1992·Granted Jun 8, 1993·70 cites·5 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →