Inventor · disambiguated record
David Y. Li
Also filed as: LI DAVID · LI DAVID Y · LI DAVID YA
31 granted patents·2 pending applications·609 citations·filing 1995–2023
97Inventor score
Files withCOGNEX CORP23YE XIANGYUN2FOXCONN OPTICAL TECHNOLOGY INC1GOOGLE LLC1HON HAI PREC IND CO LTD1
Top patents by PatentIndex Score
33 records- 0196US9734419B1System and method for validating camera calibration in a vision systemYE XIANGYUN·Filed 2008·Granted Aug 15, 2017·107 cites·25 claims
- 0290US10152780B2System and method for finding lines in an image with a vision systemCOGNEX CORP·Filed 2016·Granted Dec 11, 2018·8 cites·23 claims
- 0390US8442304B2System and method for three-dimensional alignment of objects using machine visionMARRION CYRIL C·Filed 2008·Granted May 14, 2013·54 cites·27 claims
- 0484US5742037AMethod and apparatus for high speed identification of objects having an identifying featureCOGNEX CORP·Filed 1996·Granted Apr 21, 1998·91 cites·15 claims
- 0583US5963686ALow cost, easy to build precision wavelength lockerOPLINK COMMUNICATIONS INC·Filed 1997·Granted Oct 5, 1999·74 cites·13 claims
- 0682US8733656B2Code and part associating method and apparatusWANG LEI·Filed 2012·Granted May 27, 2014·6 cites·29 claims
- 0781US11413007B2Non-contact acoustic radiation force based (ARF-based) generation of broad bandwidth mechanical waves using air-coupled ultrasoundUNIV WASHINGTON·Filed 2017·Granted Aug 16, 2022·2 cites·24 claims
- 0878US12358145B2System and method for three-dimensional calibration of a vision systemCOGNEX CORP·Filed 2021·Granted Jul 15, 2025·1 cites·20 claims
- 0976US5673334AMethod and apparatus for inspection of characteristics on non-rigid packagesCOGNEX CORP·Filed 1995·Granted Sep 30, 1997·66 cites·10 claims
- 1074US12147895B2System and method for finding and classifying patterns in an image with a vision systemCOGNEX CORP·Filed 2023·Granted Nov 19, 2024·0 cites·20 claims
- 1172US6118893AAnalysis of an image of a pattern of discrete objectsCOGNEX CORP·Filed 1997·Granted Sep 12, 2000·50 cites·9 claims
- 1269US11854173B2System and method for finding lines in an image with a vision systemCOGNEX CORP·Filed 2020·Granted Dec 26, 2023·0 cites·20 claims
- 1367US6577775B1Methods and apparatuses for normalizing the intensity of an imageCOGNEX CORP·Filed 1999·Granted Jun 10, 2003·31 cites·24 claims
- 1466US10032273B2Machine vision system calibration using inaccurate calibration targetsCOGNEX CORP·Filed 2013·Granted Jul 24, 2018·2 cites·14 claims
- 1565US6526196B1Optical switch using rotatable reflectorOXCONN OPTICAL TECHNOLOGY INC·Filed 2001·Granted Feb 25, 2003·11 cites·31 claims
- 1664US10477154B2System and method for aligning two work pieces with a vision system in the presence of occlusionCOGNEX CORP·Filed 2013·Granted Nov 12, 2019·1 cites·17 claims
- 1760US11415408B2System and method for 3D profile determination using model-based peak selectionCOGNEX CORP·Filed 2020·Granted Aug 16, 2022·0 cites·24 claims
- 1859US10902568B2System and method for finding lines in an image with a vision systemCOGNEX CORP·Filed 2018·Granted Jan 26, 2021·0 cites·18 claims
- 1958US11568629B2System and method for finding and classifying patterns in an image with a vision systemCOGNEX CORP·Filed 2019·Granted Jan 31, 2023·0 cites·18 claims
- 2058US10753726B2System and method for 3D profile determination using model-based peak selectionCOGNEX CORP·Filed 2018·Granted Aug 25, 2020·0 cites·20 claims
- 2153US11699247B2System and method for runtime determination of camera miscalibrationYE XIANGYUN·Filed 2009·Granted Jul 11, 2023·1 cites·18 claims
- 2253US6714670B1Methods and apparatuses to determine the state of elementsCOGNEX CORP·Filed 1999·Granted Mar 30, 2004·29 cites·43 claims
- 2352US7010228B2Optical add-drop multiplexerHON HAI PREC IND CO LTD·Filed 2001·Granted Mar 7, 2006·2 cites·19 claims
- 2449US9569850B2System and method for automatically determining pose of a shapeCOGNEX CORP·Filed 2014·Granted Feb 14, 2017·0 cites·21 claims
- 2549US6289117B1Analysis of an image of a pattern of discrete objectsCOGNEX CORP·Filed 1999·Granted Sep 11, 2001·17 cites·11 claims
- 2648US6633701B2Method of manufacturing a core collimating assembly for DWDM devicesFOXCONN OPTICAL TECHNOLOGY INC·Filed 2001·Granted Oct 14, 2003·5 cites·12 claims
- 2746US2024212184A1Intermediate view synthesis between wide-baseline panoramasGOOGLE LLC·Filed 2021·Application pending·0 cites
- 2844US6130959AAnalyzing an image of an arrangement of discrete objectsCOGNEX CORP·Filed 1997·Granted Oct 10, 2000·15 cites·3 claims
- 2942US6115042AInterface for model definitionCOGNEX CORP·Filed 1999·Granted Sep 5, 2000·12 cites·6 claims
- 3042US2019122388A1High-accuracy calibration system and methodCOGNEX CORP·Filed 2018·Application pending·0 cites
- 3141US6141009AInterface for model definitionCOGNEX CORP·Filed 1997·Granted Oct 31, 2000·12 cites·8 claims
- 3232US6055328AAnalyzing an acquired arrangement of object locationsCOGNEX CORP·Filed 1998·Granted Apr 25, 2000·4 cites·13 claims
- 3331US6067376AClassifying pixels of an imageCOGNEX CORP·Filed 1998·Granted May 23, 2000·8 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →