Inventor · disambiguated record
Ivan Bachelder
Also filed as: BACHELDER IVAN · BACHELDER IVAN A
51 granted patents·1,580 citations·filing 1997–2024
99Inventor score
Files withCOGNEX CORP40COGNEX TECH & INVESTMENT CORP8COGNEX TECHNOLOGY AND INVEST1NADABAR SATEESHA1SILVER WILLIAM M1
Top patents by PatentIndex Score
51 records- 0198US9836635B2Systems and methods for tracking optical codesCOGNEX CORP·Filed 2014·Granted Dec 5, 2017·44 cites·24 claims
- 0295US7221805B1Method for generating a focused image of an objectCOGNEX TECH & INVESTMENT CORP·Filed 2001·Granted May 22, 2007·84 cites·13 claims
- 0393US6748104B1Methods and apparatus for machine vision inspection using single and multiple templates or patternsCOGNEX CORP·Filed 2000·Granted Jun 8, 2004·78 cites·11 claims
- 0493US6408429B1Machine vision system for identifying and assessing features of an articleCOGNEX CORP·Filed 2000·Granted Jun 18, 2002·122 cites·44 claims
- 0592US6636298B1Method and apparatus for focusing an optical inspection systemCOGNEX TECH & INVESTMENT CORP·Filed 2001·Granted Oct 21, 2003·62 cites·25 claims
- 0692US5974169AMachine vision methods for determining characteristics of an object using boundary points and bounding regionsCOGNEX CORP·Filed 1997·Granted Oct 26, 1999·136 cites·26 claims
- 0791US9607200B2Decoding barcodesCOGNEX CORP·Filed 2014·Granted Mar 28, 2017·14 cites·19 claims
- 0891US7162073B1Methods and apparatuses for detecting classifying and measuring spot defects in an image of an objectCOGNEX TECH & INVESTMENT CORP·Filed 2001·Granted Jan 9, 2007·127 cites·21 claims
- 0990US10679024B2System and method for auto-focusing a vision system camera on barcodesCOGNEX CORP·Filed 2018·Granted Jun 9, 2020·5 cites·20 claims
- 1090US6798515B1Method for calculating a scale relationship for an imaging systemCOGNEX TECH & INVESTMENT CORP·Filed 2001·Granted Sep 28, 2004·29 cites·40 claims
- 1189US10599902B2Methods and apparatus for decoding under-resolved symbolsCOGNEX CORP·Filed 2018·Granted Mar 24, 2020·5 cites·17 claims
- 1288US10032058B2Decoding barcodesCOGNEX CORP·Filed 2017·Granted Jul 24, 2018·5 cites·22 claims
- 1387US11875219B2System and method for auto-focusing a vision system camera on barcodesCOGNEX CORP·Filed 2022·Granted Jan 16, 2024·1 cites·20 claims
- 1487US11138397B2Local tone mapping for symbol readingCOGNEX CORP·Filed 2020·Granted Oct 5, 2021·2 cites·31 claims
- 1587US6941016B1Method for finding contours in an image of an objectCOGNEX TECHNOLOGY AND INVEST·Filed 2001·Granted Sep 6, 2005·70 cites·30 claims
- 1686US10699089B2Decoding barcodesCOGNEX CORP·Filed 2018·Granted Jun 30, 2020·4 cites·22 claims
- 1786US9361499B2Barcode decodingCOGNEX CORP·Filed 2014·Granted Jun 7, 2016·13 cites·20 claims
- 1886US9122952B2Methods and apparatus for one-dimensional signal extractionSILVER WILLIAM M·Filed 2011·Granted Sep 1, 2015·6 cites·14 claims
- 1986US6983065B1Method for extracting features from an image using oriented filtersCOGNEX TECH & INVESTMENT CORP·Filed 2001·Granted Jan 3, 2006·77 cites·27 claims
- 2084US10628648B2Systems and methods for tracking optical codesCOGNEX CORP·Filed 2017·Granted Apr 21, 2020·3 cites·24 claims
- 2184US9589199B2Methods and apparatus for one-dimensional signal extractionCOGNEX CORP·Filed 2015·Granted Mar 7, 2017·3 cites·6 claims
- 2283US10937183B2Object dimensioning system and methodCOGNEX CORP·Filed 2019·Granted Mar 2, 2021·5 cites·20 claims
- 2382US9213875B1System and method for automatically modeling symbology data in a symbology readerNADABAR SATEESHA·Filed 2006·Granted Dec 15, 2015·12 cites·26 claims
- 2481US6993177B1Gauging based on global alignment and sub-modelsCOGNEX TECH & INVESTMENT CORP·Filed 2001·Granted Jan 31, 2006·48 cites·12 claims
- 2581US6639624B1Machine vision methods for inspection of leaded componentsCOGNEX CORP·Filed 2000·Granted Oct 28, 2003·31 cites·33 claims
- 2679US11624606B2Methods and apparatus for using range data to predict object featuresCOGNEX CORP·Filed 2020·Granted Apr 11, 2023·1 cites·22 claims
- 2778US10607047B2Local tone mapping for symbol readingCOGNEX CORP·Filed 2018·Granted Mar 31, 2020·2 cites·20 claims
- 2877US12367361B2System and method for auto-focusing a vision system camera on barcodesCOGNEX CORP·Filed 2024·Granted Jul 22, 2025·0 cites·21 claims
- 2976US12038267B2Methods and apparatus for using range data to predict object featuresCOGNEX CORP·Filed 2023·Granted Jul 16, 2024·0 cites·20 claims
- 3075US6950548B1Creating geometric model descriptions for use in machine vision inspection systemsCOGNEX CORP·Filed 2001·Granted Sep 27, 2005·27 cites·24 claims
- 3175US6324299B1Object image search using sub-modelsCOGNEX CORP·Filed 1998·Granted Nov 27, 2001·97 cites·9 claims
- 3274US6647132B1Methods and apparatuses for identifying regions of similar texture in an imageCOGNEX TECH & INVESTMENT CORP·Filed 1999·Granted Nov 11, 2003·56 cites·38 claims
- 3373US6804416B1Method and system for aligning geometric object models with imagesCOGNEX CORP·Filed 2001·Granted Oct 12, 2004·25 cites·25 claims
- 3472US6614926B1Methods and apparatuses for generating from an image a model of an objectCOGNEX CORP·Filed 2000·Granted Sep 2, 2003·18 cites·49 claims
- 3571US6516092B1Robust sub-model shape-finderCOGNEX CORP·Filed 1998·Granted Feb 4, 2003·50 cites·19 claims
- 3670US7139421B1Methods and apparatuses for detecting similar features within an imageCOGNEX CORP·Filed 2000·Granted Nov 21, 2006·26 cites·44 claims
- 3769US6898333B1Methods and apparatus for determining the orientation of an object in an imageCOGNEX CORP·Filed 2000·Granted May 24, 2005·26 cites·53 claims
- 3869US6813377B1Methods and apparatuses for generating a model of an object from an image of the objectCOGNEX CORP·Filed 2000·Granted Nov 2, 2004·26 cites·54 claims
- 3967US11216630B2System and method for auto-focusing a vision system camera on barcodesCOGNEX CORP·Filed 2020·Granted Jan 4, 2022·0 cites·21 claims
- 4066US12493987B2Calibration-less structured light measurementCOGNEX CORP·Filed 2022·Granted Dec 9, 2025·0 cites·21 claims
- 4166US6963338B1Method for refining geometric description models using imagesCOGNEX CORP·Filed 1998·Granted Nov 8, 2005·39 cites·9 claims
- 4265US5933523AMachine vision method and apparatus for determining the position of generally rectangular devices using boundary extracting featuresCOGNEX CORP·Filed 1997·Granted Aug 3, 1999·73 cites·42 claims
- 4364US6853751B1Location of generally rectangular shaped objects in an imageCOGNEX TECH & INVESTMENT CORP·Filed 2000·Granted Feb 8, 2005·21 cites·18 claims
- 4461US5995648AImage processing system and method using subsampling with constraints such as time and uncertainty constraintsCOGNEX CORP·Filed 1997·Granted Nov 30, 1999·26 cites·6 claims
- 4560US6411734B1Object image search using validated sub-model posesCOGNEX CORP·Filed 1998·Granted Jun 25, 2002·48 cites·33 claims
- 4659US11151346B2Methods and apparatus for decoding under-resolved symbolsCOGNEX CORP·Filed 2020·Granted Oct 19, 2021·0 cites·20 claims
- 4755US9946947B2System and method for finding saddle point-like structures in an image and determining information from the sameCOGNEX CORP·Filed 2013·Granted Apr 17, 2018·1 cites·17 claims
- 4851US6278796B1Image processing system and method using subsampling with constraints such as time and uncertainty constraintsCOGNEX CORP·Filed 2000·Granted Aug 21, 2001·3 cites·15 claims
- 4943US6157732AImage processing system and method using subsampling with constraints such as time and uncertainty constraintsCOGNEX CORP·Filed 1999·Granted Dec 5, 2000·10 cites·17 claims
- 5035US6526165B1Methods and apparatuses for refining a geometric description of an object having a plurality of extensionsCOGNEX CORP·Filed 1998·Granted Feb 25, 2003·12 cites·38 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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