Inventor
YUAN CHANG
US39 patents
⚠️ This page may combine multiple inventors who share the name “YUAN CHANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AMAZON TECH INC
15 patentsUS10268983B2Apr 23, 2019
Detecting item interaction and movement
AMAZON TECH INC134 citations98
US9424461B1Aug 23, 2016
Object recognition for three-dimensional bodies
AMAZON TECH INC165 citations98
US9160993B1Oct 13, 2015
Using projection for visual recognition
AMAZON TECH INC56 citations96
US9177224B1Nov 3, 2015
Object recognition and tracking
AMAZON TECH INC41 citations94
US9912847B1Mar 6, 2018
Image capture guidance to reduce specular reflection effects
AMAZON TECH INC31 citations93
US9058536B1Jun 16, 2015
Image-based character recognition
AMAZON TECH INC29 citations93
US9007490B1Apr 14, 2015
Approaches for creating high quality images
AMAZON TECH INC47 citations93
US8965117B1Feb 24, 2015
Image pre-processing for reducing consumption of resources
AMAZON TECH INC33 citations92
US9843689B1Dec 12, 2017
Self stabilizing projector
AMAZON TECH INC12 citations84
US9298980B1Mar 29, 2016
Image preprocessing for character recognition
AMAZON TECH INC16 citations84
US9305226B1Apr 5, 2016
Semantic boosting rules for improving text recognition
AMAZON TECH INC14 citations83
US11526840B2Dec 13, 2022
Detecting inventory changes
AMAZON TECH INC2 citations72
US9058644B2Jun 16, 2015
Local image enhancement for text recognition
AMAZON TECH INC5 citations68
US12211004B2Jan 28, 2025
Detecting inventory changes
AMAZON TECH INC0 citations62
US10326894B1Jun 18, 2019
Self stabilizing projector
AMAZON TECH INC0 citations52
YUAN CHANG
5 patentsUS8073196B2Dec 6, 2011
Detection and tracking of moving objects from a moving platform in presence of strong parallax
YUAN CHANG73 citations97
US8422783B2Apr 16, 2013
Methods and systems for region-based up-scaling
YUAN CHANG7 citations83
US8331650B2Dec 11, 2012
Methods, systems and apparatus for defect detection
YUAN CHANG7 citations81
US8547421B2Oct 1, 2013
System for adaptive displays
YUAN CHANG2 citations62
US8189035B2May 29, 2012
Method and apparatus for rendering virtual see-through scenes on single or tiled displays
YUAN CHANG4 citations62
FORESIGHT AI INC
4 patentsUS11554785B2Jan 17, 2023
Driving scenario machine learning network and driving environment simulation
FORESIGHT AI INC7 citations85
US11430145B2Aug 30, 2022
Identification of local motions in point cloud data
FORESIGHT AI INC3 citations72
US10970924B2Apr 6, 2021
Reconstruction of a scene from a moving camera
FORESIGHT AI INC5 citations72
US11094112B2Aug 17, 2021
Intelligent capturing of a dynamic physical environment
FORESIGHT AI INC3 citations71
XU XINYU
4 patentsUS8780097B2Jul 15, 2014
Newton ring mura detection system
XU XINYU15 citations84
US8774510B2Jul 8, 2014
Template matching with histogram of gradient orientations
XU XINYU14 citations84
US9092842B2Jul 28, 2015
System for defect detection and repair
XU XINYU7 citations83
US8995747B2Mar 31, 2015
Methods, systems and apparatus for defect detection and classification
XU XINYU7 citations81