Inventor · Chantilly, VA, US

Narayanan Ramanathan

36Patents
6h-index
29Co-inventors
61Inventor score

Filing activity: Dec 19, 2014 → Sep 13, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9731744B2 Estimating motion of wheeled carts Physics 16 Active
US11165954B1 Scene-aware custom tuned video surveillance detection system Physics 14 Active
US10169665B1 Virtual inductance loop Physics 11 Active
US11048973B1 Action classification using aggregated background subtraction images Physics 11 Active
US10232869B2 Navigation systems for wheeled carts Physics 9 Active
US11208134B2 Monitoring system capable of classifying items added to a shopping cart Physics 9 Active
US10546502B2 Estimating motion of wheeled carts Physics 4 Active
US10858024B2 Navigation systems for wheeled carts Physics 4 Active
US10565733B1 Virtual inductance loop Physics 3 Active
US11203370B2 Shopping cart monitoring using computer vision Physics 3 Active
US11120300B1 Event detector training Physics 2 Active
US11183070B2 Estimating motion of wheeled carts Physics 2 Active
US9449432B2 System and method for identifying faces in unconstrained media Physics 2 Active
US11900706B1 Object of interest detector distance-based multi-thresholding Physics 2 Active
US11580833B2 Camera detection of human activity with co-occurrence Physics 2 Active
US11675040B2 Dual magnetometer calibration Physics 1 Active
US11710298B2 Event detector training Physics 1 Active
US12033481B2 Shopping basket monitoring using computer vision and machine learning Electricity 1 Active
US11990009B2 Shopping basket monitoring using computer vision Physics 1 Active
US11893714B2 Precipitation removal from video Physics 1 Active
US11568624B1 Managing virtual surveillance windows for video surveillance Physics 1 Active
US10798313B2 Preserving privacy in surveillance Physics 1 Active
US11414117B2 Anti-theft system that uses shopping cart location and vibration data Physics 1 Active
US11032491B2 Preserving privacy in surveillance Physics 0 Active
US12315210B2 Camera blindspot analysis Physics 0 Active

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