Inventor
BACHELDER IVAN A
US20 patents
⚠️ This page may combine multiple inventors who share the name “BACHELDER IVAN A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
COGNEX CORP
19 patentsUS5974169AOct 26, 1999
Machine vision methods for determining characteristics of an object using boundary points and bounding regions
COGNEX CORP136 citations97
US6324299B1Nov 27, 2001
Object image search using sub-models
COGNEX CORP97 citations96
US6408429B1Jun 18, 2002
Machine vision system for identifying and assessing features of an article
COGNEX CORP122 citations93
US6963338B1Nov 8, 2005
Method for refining geometric description models using images
COGNEX CORP39 citations92
US6516092B1Feb 4, 2003
Robust sub-model shape-finder
COGNEX CORP50 citations92
US5933523AAug 3, 1999
Machine vision method and apparatus for determining the position of generally rectangular devices using boundary extracting features
COGNEX CORP73 citations92
US6411734B1Jun 25, 2002
Object image search using validated sub-model poses
COGNEX CORP48 citations91
US5995648ANov 30, 1999
Image processing system and method using subsampling with constraints such as time and uncertainty constraints
COGNEX CORP26 citations91
US6950548B1Sep 27, 2005
Creating geometric model descriptions for use in machine vision inspection systems
COGNEX CORP27 citations88
US10679024B2Jun 9, 2020
System and method for auto-focusing a vision system camera on barcodes
COGNEX CORP5 citations82
US9361499B2Jun 7, 2016
Barcode decoding
COGNEX CORP13 citations79
US6157732ADec 5, 2000
Image processing system and method using subsampling with constraints such as time and uncertainty constraints
COGNEX CORP10 citations72
US11875219B2Jan 16, 2024
System and method for auto-focusing a vision system camera on barcodes
COGNEX CORP1 citations71
US6571006B1May 27, 2003
Methods and apparatuses for measuring an extent of a group of objects within an image
COGNEX CORP7 citations71
US6526165B1Feb 25, 2003
Methods and apparatuses for refining a geometric description of an object having a plurality of extensions
COGNEX CORP12 citations71
US12367361B2Jul 22, 2025
System and method for auto-focusing a vision system camera on barcodes
COGNEX CORP0 citations61
US11216630B2Jan 4, 2022
System and method for auto-focusing a vision system camera on barcodes
COGNEX CORP0 citations61
US6278796B1Aug 21, 2001
Image processing system and method using subsampling with constraints such as time and uncertainty constraints
COGNEX CORP3 citations61
US9946947B2Apr 17, 2018
System and method for finding saddle point-like structures in an image and determining information from the same
COGNEX CORP1 citations49