Inventor · San Jose, CA, US

Robert W. Brumley

40Patents
10h-index
40Co-inventors
71Inventor score

Filing activity: Nov 7, 2005 → Mar 31, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7372400B2 Methods and apparatus for a navigation system with reduced susceptibility to interference and jamming Electricity 59 Expired
US7554481B2 Localized jamming of navigation signals Electricity 44 Active
US10486646B2 Mobile device for communicating and ranging with access control system for automatic functionality Electricity 39 Active
US7579987B2 Low earth orbit satellite providing navigation signals Physics 35 Active
US7583225B2 Low earth orbit satellite data uplink Electricity 35 Active
US10759389B2 Mobile device for communicating and ranging with access control system for automatic functionality Electricity 33 Active
US9557422B1 Systems, methods, devices and subassemblies for creating and delivering a GNSS augmentation service Physics 32 Active
US10652925B2 Medium access control and channel access for access operations Electricity 25 Active
US11082809B1 Many-to-many communication techniques for mobile devices Electricity 14 Active
US10285013B2 Enhanced automotive passive entry Physics 13 Active
US11212642B2 Enhanced automotive passive entry Physics 7 Active
US11019195B2 Ranging between mobile devices Electricity 6 Active
US8035558B2 Precise absolute time transfer from a satellite system Physics 6 Active
US8296051B2 Generalized high performance navigation system Physics 6 Active
US7859455B2 Local clock frequency calibration using low earth orbit (LEO) satellites Physics 5 Active
US11470444B2 Communication techniques using passive beacons Emerging Cross-Sectional Technologies 5 Active
US10361887B2 Time of arrival estimation Electricity 4 Active
US7952518B2 Internet hotspots localization using satellite systems Physics 4 Active
US11516337B2 Ranging between mobile devices Electricity 4 Active
US11320509B2 Electronic devices with motion sensing and angle of arrival detection circuitry Physics 2 Active
US9625573B2 Geolocation leveraging spot beam overlap Physics 1 Active
US11765544B2 Communication techniques using passive beacons Emerging Cross-Sectional Technologies 1 Active
US11378672B2 Techniques for improving ranging between electronic devices Electricity 1 Active
US11991586B2 Techniques for changing frequency of ranging based on location of mobile device Emerging Cross-Sectional Technologies 1 Active
US11622243B2 Many-to-many communication techniques for mobile devices Electricity 1 Active

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