Inventor
DAVID PAUL A
US52 patents
Patents
50 patentsUS9823092B2Nov 21, 2017
Magnetic field sensor providing a movement detector
ALLEGRO MICROSYSTEMS LLC38 citations98
US9719806B2Aug 1, 2017
Magnetic field sensor for sensing a movement of a ferromagnetic target object
ALLEGRO MICROSYSTEMS LLC29 citations94
US10230006B2Mar 12, 2019
Magnetic field sensor integrated circuit with an electromagnetic suppressor
ALLEGRO MICROSYSTEMS LLC10 citations93
US9151771B2Oct 6, 2015
Apparatus and method for providing an output signal indicative of a speed of rotation and a direction of rotation of a ferromagnetic object
ALLEGRO MICROSYSTEMS LLC23 citations93
US8994369B2Mar 31, 2015
Apparatus and method for providing an output signal indicative of a speed of rotation and a direction of rotation of a ferromagnetic object
ALLEGRO MICROSYSTEMS LLC22 citations93
US9322887B1Apr 26, 2016
Magnetic field sensor with magnetoresistance elements and conductive-trace magnetic source
ALLEGRO MICROSYSTEMS LLC22 citations92
US8885302B1Nov 11, 2014
Anisotropic magnetoresistive (AMR) sensors and techniques for fabricating same
ALLEGRO MICROSYSTEMS LLC19 citations92
US9865807B2Jan 9, 2018
Packaging for an electronic device
ALLEGRO MICROSYSTEMS LLC16 citations90
US10916665B2Feb 9, 2021
Magnetic field sensor integrated circuit with an integrated coil
ALLEGRO MICROSYSTEMS LLC9 citations86
US10254103B2Apr 9, 2019
Arrangements for magnetic field sensors that act as tooth detectors
ALLEGRO MICROSYSTEMS LLC14 citations86
US11313924B2Apr 26, 2022
Method and apparatus for magnetic sensor producing a changing magnetic field
ALLEGRO MICROSYSTEMS LLC4 citations84
US11150273B2Oct 19, 2021
Current sensor integrated circuits
ALLEGRO MICROSYSTEMS LLC10 citations84
US10809094B2Oct 20, 2020
Magnetic field sensor having compensation for magnetic field sensing element placement
ALLEGRO MICROSYSTEMS LLC6 citations84
US10670672B2Jun 2, 2020
Method and apparatus for magnetic sensor producing a changing magnetic field
ALLEGRO MICROSYSTEMS LLC10 citations84
US10585152B2Mar 10, 2020
Temperature-compensated magneto-resistive sensor
ALLEGRO MICROSYSTEMS LLC6 citations84
US10036785B2Jul 31, 2018
Temperature-compensated magneto-resistive sensor
ALLEGRO MICROSYSTEMS LLC7 citations84
US10012518B2Jul 3, 2018
Magnetic field sensor for sensing a proximity of an object
ALLEGRO MICROSYSTEMS LLC10 citations84
US9880026B1Jan 30, 2018
Magnetic field sensor for detecting motion of an object
ALLEGRO MICROSYSTEMS LLC10 citations84
US9605979B2Mar 28, 2017
Magnetic field sensor with magnetoresistance elements and conductive trace magnetic source
ALLEGRO MICROSYSTEMS LLC7 citations84
US8848320B1Sep 30, 2014
Anisotropic magnetoresistive (AMR) sensors and techniques for fabricating same
ALLEGRO MICROSYSTEMS LLC10 citations84
US10495485B2Dec 3, 2019
Magnetic field sensors and output signal formats for a magnetic field sensor
ALLEGRO MICROSYSTEMS LLC14 citations83
US10041810B2Aug 7, 2018
Arrangements for magnetic field sensors that act as movement detectors
ALLEGRO MICROSYSTEMS LLC16 citations83
US11561112B2Jan 24, 2023
Current sensor having stray field immunity
ALLEGRO MICROSYSTEMS LLC5 citations74
US11444209B2Sep 13, 2022
Magnetic field sensor integrated circuit with an integrated coil enclosed with a semiconductor die by a mold material
ALLEGRO MICROSYSTEMS LLC2 citations73
US11307054B2Apr 19, 2022
Magnetic field sensor providing a movement detector
ALLEGRO MICROSYSTEMS LLC1 citations73
US10921373B2Feb 16, 2021
Magnetic field sensor able to identify an error condition
ALLEGRO MICROSYSTEMS LLC4 citations73
US10837753B2Nov 17, 2020
Magnetic field sensor using MR elements for detecting flux line divergence
ALLEGRO MICROSYSTEMS LLC2 citations73
US10823586B2Nov 3, 2020
Magnetic field sensor having unequally spaced magnetic field sensing elements
ALLEGRO MICROSYSTEMS LLC2 citations73
US10753768B2Aug 25, 2020
Magnetic field sensor providing a movement detector
ALLEGRO MICROSYSTEMS LLC1 citations73
US10753769B2Aug 25, 2020
Magnetic field sensor providing a movement detector
ALLEGRO MICROSYSTEMS LLC1 citations73
US10215590B2Feb 26, 2019
Magnetic field sensor for sensing a proximity and/or a location of an object
ALLEGRO MICROSYSTEMS LLC5 citations73
US11686599B2Jun 27, 2023
Magnetic field sensor
ALLEGRO MICROSYSTEMS LLC3 citations72
US11255700B2Feb 22, 2022
Magnetic field sensor
ALLEGRO MICROSYSTEMS LLC5 citations72
US11061084B2Jul 13, 2021
Coil actuated pressure sensor and deflectable substrate
ALLEGRO MICROSYSTEMS LLC2 citations72
US11644485B2May 9, 2023
Current sensor integrated circuits
ALLEGRO MICROSYSTEMS LLC3 citations71
US11280637B2Mar 22, 2022
High performance magnetic angle sensor
ALLEGRO MICROSYSTEMS LLC4 citations71
US11215681B2Jan 4, 2022
Magnetic field sensor with stray field immunity and large air gap performance
ALLEGRO MICROSYSTEMS LLC6 citations71
US9583247B2Feb 28, 2017
Systems and methods for a magnet with uniform magnetic flux
ALLEGRO MICROSYSTEMS LLC2 citations71
US12061246B2Aug 13, 2024
Method and apparatus for magnetic sensor producing a changing magnetic field
ALLEGRO MICROSYSTEMS LLC0 citations63
US11961920B2Apr 16, 2024
Integrated circuit package with magnet having a channel
ALLEGRO MICROSYSTEMS LLC0 citations63
US11677032B2Jun 13, 2023
Sensor integrated circuit with integrated coil and element in central region of mold material
ALLEGRO MICROSYSTEMS LLC0 citations63
US11237020B2Feb 1, 2022
Magnetic field sensor having two rows of magnetic field sensing elements for measuring an angle of rotation of a magnet
ALLEGRO MICROSYSTEMS LLC1 citations63
US10607925B2Mar 31, 2020
Integrated circuit package having a raised lead edge
ALLEGRO MICROSYSTEMS LLC1 citations63
US12543574B2Feb 3, 2026
Voltage-isolated integrated circuit packages
ALLEGRO MICROSYSTEMS LLC0 citations62
US10991644B2Apr 27, 2021
Integrated circuit package having a low profile
ALLEGRO MICROSYSTEMS LLC0 citations62
US11828819B2Nov 28, 2023
Magnetic field sensor integrated circuit with integral ferromagnetic material
ALLEGRO MICROSYSTEMS LLC0 citations61
US11519939B2Dec 6, 2022
Current sensor integrated circuits
ALLEGRO MICROSYSTEMS LLC1 citations61
US11473935B1Oct 18, 2022
System and related techniques that provide an angle sensor for sensing an angle of rotation of a ferromagnetic screw
ALLEGRO MICROSYSTEMS LLC1 citations61
US10976183B2Apr 13, 2021
Magnetic field sensor and method having reduced false switching
ALLEGRO MICROSYSTEMS LLC0 citations52
US10837800B2Nov 17, 2020
Arrangements for magnetic field sensors that act as movement detectors
ALLEGRO MICROSYSTEMS LLC0 citations51
Showing the top 50 of 52 patents by PatentIndex Score.