Inventor · Mountain View, CA, US

Brian Patrick Williams

38Patents
8h-index
52Co-inventors
70Inventor score

Filing activity: Jul 7, 2013 → Feb 28, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
USD830401S1 Display screen or portion thereof with transitional graphical user interface General 50 Active
USD836662S1 Display screen with animated graphical user interface General 31 Active
USD894208S1 Display screen or portion thereof with transitional graphical user interface General 30 Active
US9037199B1 Detecting transitions between physical activity Emerging Cross-Sectional Technologies 21 Active
USD847152S1 Display screen or portion thereof with transitional graphical user interface General 20 Active
US9524421B2 Differentiating real faces from representations Physics 9 Active
US9769620B1 Orientation estimation based on backward-forward bayesian filtering Electricity 8 Active
US9357520B2 Methods and systems for signal diffusion modeling for a discretized map of signal strength Electricity 8 Active
US9349104B2 Learning geofence models directly Physics 8 Active
US9544871B2 Determining and aligning a position of a device and a position of a wireless access point (AP) Electricity 7 Active
US9042912B1 Two-pass copresence Electricity 7 Active
US9769624B1 Copresence permission model Electricity 7 Active
US9811734B2 Crowd-sourced creation and updating of area description file for mobile device localization Physics 7 Active
US8768618B1 Determining a location of a mobile device using a multi-modal kalman filter Physics 5 Active
US9721363B2 Encoding polygon data for fast retrieval and rendering Physics 4 Active
US10033941B2 Privacy filtering of area description file prior to upload Physics 4 Active
US9258679B1 Modifying a history of geographic locations of a computing device Electricity 4 Active
US10616767B2 Methods, systems, and media for authenticating a connection between a user device and a streaming media content device Electricity 3 Active
US10694325B2 Determining position of a device in three-dimensional space and corresponding calibration techniques Electricity 3 Active
US10197418B2 Decomposition of error components between angular, forward, and sideways errors in estimated positions of a computing device Electricity 2 Active
US9255984B1 Using sensor measurements of nearby devices for estimating confidence of location determination Electricity 2 Active
US10320860B1 Server orchestrated connectivity Electricity 2 Active
US9838847B2 Data driven evaluation and rejection of trained Gaussian process-based wireless mean and standard deviation models Electricity 1 Active
US9419731B2 Methods and systems for determining signal strength maps for wireless access points robust to measurement counts Electricity 1 Active
US9476986B2 Decomposition of error components between angular, forward, and sideways errors in estimated positions of a computing device Electricity 1 Active

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