Inventor · Yarrow Point, WA, US

Xiaofeng Ren

28Patents
9h-index
35Co-inventors
71Inventor score

Filing activity: Jun 26, 2013 → Apr 18, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9996818B1 Counting inventory items using image analysis and depth information Physics 211 Active
US10332066B1 Item management system using weight Physics 145 Active
US10268983B2 Detecting item interaction and movement Physics 128 Active
US10169660B1 Counting inventory items using image analysis Electricity 126 Active
US10366306B1 Item identification among item variations Physics 115 Active
US10384869B1 Optical item management system Physics 113 Active
US10169677B1 Counting stacked inventory using image analysis Physics 53 Active
US11080316B1 Context-inclusive face clustering Physics 12 Active
US10671856B1 Detecting item actions and inventory changes at an inventory location Physics 10 Active
US10679177B1 Using depth sensing cameras positioned overhead to detect and track a movement of a user within a materials handling facility Physics 9 Active
US10789483B1 Image based inventory item counting Electricity 6 Active
US10713614B1 Weight and vision based item tracking Physics 5 Active
US10873726B1 Management of sensor failure in a facility Electricity 5 Active
US10657411B1 Item identification Physics 3 Active
US11288539B1 Tiered processing for item identification Physics 1 Active
US11663829B1 Determining inventory changes at an inventory location Electricity 1 Active
US11412185B1 Management of sensor failure in a facility Electricity 0 Active
US10068139B1 Counting inventory items using image analysis General 0 Revoked
US9622087B2 Spectrum resource sharing method, and base station Electricity 0 Active
US9814061B2 Data scheduling method and device Electricity 0 Active
US11034516B1 Generation of footprint data for items Physics 0 Active
US10769488B1 Item variation management Physics 0 Active
US12333491B1 Determining inventory changes at an inventory location Electricity 0 Active
US12211004B2 Detecting inventory changes Physics 0 Active
US12190520B2 Pyramid architecture for multi-scale processing in point cloud segmentation Physics 0 Active

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