Inventor · Mukilteo, WA, US

Patrick Prendergast

27Patents
9h-index
28Co-inventors
71Inventor score

Filing activity: Nov 13, 2006 → Jul 27, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US8830181B1 Gesture recognition system for a touch-sensing surface Physics 91 Active
US8773146B1 Waterproof scanning of a capacitive sense array Physics 71 Active
US8484838B2 Method for constructing a capacitance sensing device Emerging Cross-Sectional Technologies 32 Active
US8519722B1 Method and apparatus for testing projected capacitance matrices and determining the location and types of faults Physics 32 Active
US9007333B1 Touch sensor pattern Physics 21 Active
US8901944B2 Lattice structure for capacitance sensing electrodes Electricity 12 Active
US8093825B1 Control circuit for optical transducers Emerging Cross-Sectional Technologies 11 Active
US10254879B1 Touch screen proximity sensing with accelerometer/gyroscope and finger grip suppression to prevent false ear touch Physics 10 Active
US8044612B2 Method and apparatus for networked illumination devices Emerging Cross-Sectional Technologies 9 Active
US9684418B1 Self and mutual capacitance measurement in a touch screen Physics 9 Active
US9013195B2 Mutual capacitance sensing circuits, methods and systems Physics 9 Active
US8476846B1 Stochastic signal density modulation for optical transducer control Electricity 8 Active
US9632629B2 Sensor patterns with reduced noise coupling Physics 7 Active
US9829523B1 Offset sensor pattern Physics 6 Active
US8129924B2 Stochastic signal density modulation for optical transducer control Electricity 5 Active
US8698760B2 Method and apparatus for identification of touch panels Physics 3 Active
US9405409B1 Method and apparatus for pipelined conversions in touch sensing systems Physics 2 Active
US9513755B2 Lattice structure for capacitance sensing electrodes Electricity 2 Active
US9226355B1 Stochastic signal density modulation for optical transducer control Electricity 2 Active
US10334672B2 Stochastic signal density modulation for optical transducer control Electricity 1 Active
US9213458B2 Hover position calculation in a touchscreen device Physics 1 Active
US9684409B2 Hover position calculation in a touchscreen device Physics 1 Active
US10073563B2 Touch sensor pattern Physics 1 Active
US9750097B1 Stochastic signal density modulation for optical transducer control Electricity 0 Active
US9436339B1 Touch sensor pattern Physics 0 Active

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