Inventor · San Francisco, CA, US

William Morrison

40Patents
5h-index
39Co-inventors
69Inventor score

Filing activity: Nov 16, 2000 → Jun 7, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7702560B1 System and method for interactive offer system Physics 28 Active
US7053826B1 Extended range high sensitivity SPS positioning receiver Physics 25 Expired
US6934868B2 Method and system in a client computer system for generating and displaying a local server clock synchronized with a server clock using a client clock Electricity 11 Expired
US7475025B2 Read-only user access for web based auction Physics 9 Expired
US7197476B2 Electronic auction method and system for generating off-increment proxy bids Physics 8 Expired
US9250083B2 Heading, velocity, and position estimation with vehicle sensors, mobile device, and GNSS inputs Physics 5 Active
US9191897B2 Mobile device power management while providing location services Emerging Cross-Sectional Technologies 5 Active
US9677887B2 Estimating an initial position and navigation state using vehicle odometry Physics 3 Active
US9354324B2 Techniques for affecting a wireless signal-based positioning capability of a mobile device based on one or more onboard sensors Physics 2 Active
US8103574B2 Online offer and bid management with sealed bids Physics 2 Active
US9423505B2 Recovery from position and time outliers in positioning Physics 2 Active
US10041800B2 Pedestrian sensor assistance in a mobile device during typical device motions Physics 2 Active
US11397086B2 Correction of motion sensor and global navigation satellite system data of a mobile device in a vehicle Physics 1 Active
US8866671B2 Methods and apparatuses using mixed navigation system constellation sources for time setting Physics 1 Active
US8612296B2 Read-only user access for web based auction Physics 1 Active
US10871576B2 Error mitigation in doppler based satellite positioning system measurements Physics 1 Active
US7200414B2 Client-aiding with cellphones in a 150-KM radius area Physics 1 Expired
US7498983B2 Extended range high sensitivity SPS positioning receiver Physics 1 Active
US11754726B2 Method and apparatus for in motion initialization of global navigation satellite system—inertial navigation system Physics 0 Active
US11809639B2 Pedestrian sensor accuracy with minimal dependence on magnetometer Physics 0 Active
US9733361B2 Low power positioning techniques for mobile devices Physics 0 Active
US10127608B2 Read-only user access for web based auction Physics 0 Active
US10323942B2 User-specific learning for improved pedestrian motion modeling in a mobile device Electricity 0 Active
US12235349B2 Position accuracy using sensor data Physics 0 Active
US8330652B2 Methods and apparatuses for reducing time to estimate a position using a satellite positioning system Physics 0 Active

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