Inventor · Cedar Park, TX, US

Patrick Troy Gray

207Patents
8h-index
17Co-inventors
73Inventor score

Filing activity: Aug 25, 2005 → Mar 26, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7714846B1 Digital signal processed touchscreen system Physics 58 Active
US10120498B2 Multi-touch sensor and electrostatic pen digitizing system utilizing simultaneous functions for improved performance Physics 28 Active
US8711105B2 Touchscreen with extended conductive pattern Physics 20 Active
US10296108B2 Pen system with internal pressure tilt rotation Physics 20 Active
US10554215B1 Analog to digital conversion circuit with very narrow bandpass digital filtering Electricity 16 Active
US10845985B2 Identification in touch systems Physics 13 Active
US8159467B2 Meshed touchscreen pattern Physics 10 Active
US10671034B1 Motor drive input adaptation with in-line drive-sense circuit Electricity 10 Active
US10852857B2 Frequency diverse e-pen for touch sensor and e-pen systems Physics 8 Active
US11079888B1 Sensitivity region of interest processing (ROIP) for input/output (I/O) operative touch sensor device (TSD) Physics 7 Active
US11237653B2 Frequency diverse e-pen for touch sensor and e-pen systems Physics 6 Active
US8711121B2 Architecture and method for multi-aspect touchscreen scanning Physics 6 Active
US11474685B2 Redundant touch system operation Physics 5 Active
US11221709B2 Electronic writing apparatus with ring-back and other functionalities Physics 4 Active
US11494032B2 Enhanced mutual capacitance touch screen display with compressive touch detection and methods for use therewith Electricity 4 Active
US11269510B2 Identification in touch systems Physics 3 Active
US11494006B2 Erasure operable e-pen within touch sensor and e-pen systems Physics 3 Active
US11556298B1 Generation and communication of user notation data via an interactive display device Physics 3 Active
US11460999B2 Redundant touch system Physics 3 Active
US11592874B1 Touch sensing in a flexible/foldable touch screen display Physics 3 Active
US11429226B2 Analog-digital drive sense circuit Physics 3 Active
US11029769B2 Pen for use with a touch screen Physics 3 Active
US11061082B2 Single line hall effect sensor drive and sense Physics 3 Active
US11340995B2 Integrated circuit with programmable input/output module Emerging Cross-Sectional Technologies 2 Active
US11481059B2 Control circuit for large touch screen Physics 2 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.