Inventor · London, GB

Brian Smith

22Patents
6h-index
45Co-inventors
69Inventor score

Filing activity: Oct 11, 1984 → May 20, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US4675832A Visual display logic simulation system Physics 76 Expired
US4839474A Switches and keyboards Electricity 45 Expired
US4634818A Switches and keyboards Electricity 26 Expired
USD656124S1 Audio device General 24 Expired
US6692107B2 Ink cartridge body and carrier assembly Performing Operations; Transporting 13 Expired
US7258434B2 Inkjet printheads having multiple label placement positions for air diffusion vents Performing Operations; Transporting 7 Expired
US6536872B2 Connection module Electricity 6 Expired
US8964031B2 Method and system for measuring the speed of a vehicle Physics 4 Active
US9941955B2 Optical network monitoring and protection using a phased array switching engine Electricity 4 Active
US8189048B2 Vehicle speed monitoring system Physics 2 Active
US11403652B1 Customer-level lifetime value Physics 2 Active
US9727933B1 System for providing three-dimensional reserve studies to common interest development owners and management Physics 2 Active
US7123187B2 Technique for determining relative yaw using phase windup Physics 2 Expired
US10657809B2 Automatic learning for vehicle classification Physics 2 Active
US9866315B2 Super-channel multiplexing and de-multiplexing using a phased array switching engine Electricity 1 Active
US8837256B2 Subterranean survey communication system and technique Physics 1 Active
US12203653B2 Gas burner for cooking appliances Mechanical Engineering; Lighting; Heating 0 Active
US12050243B2 Safety container for high power device testing over a range of temperatures Physics 0 Active
US9641806B2 Average speed detection with flash illumination Physics 0 Active
US10476624B2 Colorless, directionless, contentionless optical network using MXN wavelength selective switches Electricity 0 Active
US11764536B2 Optical amplifier for multiple bands Electricity 0 Active
US8934013B2 Video camera and event detection system Physics 0 Active

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