Assignee
COGNEX CORP
US·505 granted patents·51 pending applications·13,995 citations·filing 1986–2025
Top patents by PatentIndex Score
556 records- 0198US9836635B2Systems and methods for tracking optical codesCOGNEX CORP·Filed 2014·Granted Dec 5, 2017·44 cites·24 claims
- 0298US6175644B1Machine vision system for object feature analysis and validation based on multiple object imagesCOGNEX CORP·Filed 1998·Granted Jan 16, 2001·287 cites·9 claims
- 0398US5768443AMethod for coordinating multiple fields of view in multi-cameraCOGNEX CORP·Filed 1995·Granted Jun 16, 1998·381 cites·20 claims
- 0498US5640200AGolden template comparison using efficient image registrationCOGNEX CORP·Filed 1994·Granted Jun 17, 1997·282 cites·35 claims
- 0597US11562502B2System and method for calibrating a plurality of 3D sensors with respect to a motion conveyanceCOGNEX CORP·Filed 2020·Granted Jan 24, 2023·7 cites·19 claims
- 0697US10812778B1System and method for calibrating one or more 3D sensors mounted on a moving manipulatorCOGNEX CORP·Filed 2016·Granted Oct 20, 2020·34 cites·20 claims
- 0797US9488469B1System and method for high-accuracy measurement of object surface displacement using a laser displacement sensorCOGNEX CORP·Filed 2014·Granted Nov 8, 2016·31 cites·20 claims
- 0897US6829371B1Auto-setup of a video safety curtain systemCOGNEX CORP·Filed 2000·Granted Dec 7, 2004·97 cites·19 claims
- 0997US6819779B1Lane detection system and apparatusCOGNEX CORP·Filed 2000·Granted Nov 16, 2004·227 cites·15 claims
- 1097US6728582B1System and method for determining the position of an object in three dimensions using a machine vision system with two camerasCOGNEX CORP·Filed 2000·Granted Apr 27, 2004·168 cites·14 claims
- 1196US6148120AWarping of focal images to correct correspondence errorCOGNEX CORP·Filed 1997·Granted Nov 14, 2000·231 cites·10 claims
- 1296US5912984AMethod and apparatus for in-line solder paste inspectionCOGNEX CORP·Filed 1996·Granted Jun 15, 1999·144 cites·33 claims
- 1396US5548326AEfficient image registrationCOGNEX CORP·Filed 1994·Granted Aug 20, 1996·141 cites·33 claims
- 1495US11115566B2Camera system with exchangeable illumination assemblyCOGNEX CORP·Filed 2019·Granted Sep 7, 2021·8 cites·19 claims
- 1595US10116870B1Single camera vision system for logistics applicationsCOGNEX CORP·Filed 2015·Granted Oct 30, 2018·15 cites·19 claims
- 1695US9696137B2Multiple channel locatingCOGNEX CORP·Filed 2014·Granted Jul 4, 2017·23 cites·30 claims
- 1795US6469734B1Video safety detector with shadow eliminationCOGNEX CORP·Filed 2000·Granted Oct 22, 2002·83 cites·19 claims
- 1895US6408109B1Apparatus and method for detecting and sub-pixel location of edges in a digital imageCOGNEX CORP·Filed 1996·Granted Jun 18, 2002·201 cites·34 claims
- 1995US6396949B1Machine vision methods for image segmentation using multiple imagesCOGNEX CORP·Filed 2000·Granted May 28, 2002·89 cites·32 claims
- 2095US5960125ANonfeedback-based machine vision method for determining a calibration relationship between a camera and a moveable objectCOGNEX CORP·Filed 1996·Granted Sep 28, 1999·174 cites·3 claims
- 2194US9188839B2Component attachment devices and related systems and methods for machine vision systemsCOGNEX CORP·Filed 2012·Granted Nov 17, 2015·16 cites·24 claims
- 2294US6259827B1Machine vision methods for enhancing the contrast between an object and its background using multiple on-axis imagesCOGNEX CORP·Filed 1996·Granted Jul 10, 2001·140 cites·60 claims
- 2394US6137893AMachine vision calibration targets and methods of determining their location and orientation in an imageCOGNEX CORP·Filed 1996·Granted Oct 24, 2000·166 cites·25 claims
- 2494US5978521AMachine vision methods using feedback to determine calibration locations of multiple cameras that image a common objectCOGNEX CORP·Filed 1997·Granted Nov 2, 1999·113 cites·29 claims
- 2593US11385385B2System and method for reduction of drift in a vision system variable lensCOGNEX CORP·Filed 2020·Granted Jul 12, 2022·3 cites·17 claims
- 2693US11054506B2Spatially self-similar patterned illumination for depth imagingCOGNEX CORP·Filed 2020·Granted Jul 6, 2021·3 cites·19 claims
- 2793US10812727B1Machine vision system and method with steerable mirrorCOGNEX CORP·Filed 2019·Granted Oct 20, 2020·10 cites·19 claims
- 2893US10438036B1System and method for reading and decoding ID codes on a curved, sloped and/or annular objectCOGNEX CORP·Filed 2016·Granted Oct 8, 2019·24 cites·23 claims
- 2993US10074191B1System and method for determination of object volume with multiple three-dimensional sensorsCOGNEX CORP·Filed 2016·Granted Sep 11, 2018·25 cites·22 claims
- 3093US10057498B1Light field vision system camera and methods for using the sameCOGNEX CORP·Filed 2013·Granted Aug 21, 2018·16 cites·17 claims
- 3193US9277206B1Dual-view laser-based three-dimensional capture system and method for employing the sameCOGNEX CORP·Filed 2013·Granted Mar 1, 2016·23 cites·19 claims
- 3293US7016539B1Method for fast, robust, multi-dimensional pattern recognitionCOGNEX CORP·Filed 1998·Granted Mar 21, 2006·121 cites·35 claims
- 3393US6836567B1Fast high-accuracy multi-dimensional pattern inspectionCOGNEX CORP·Filed 2003·Granted Dec 28, 2004·70 cites·23 claims
- 3493US6798925B1Method and apparatus for calibrating an image acquisition systemCOGNEX CORP·Filed 2000·Granted Sep 28, 2004·82 cites·39 claims
- 3593US6748104B1Methods and apparatus for machine vision inspection using single and multiple templates or patternsCOGNEX CORP·Filed 2000·Granted Jun 8, 2004·78 cites·11 claims
- 3693US6690842B1Apparatus and method for detection and sub-pixel location of edges in a digital imageCOGNEX CORP·Filed 2002·Granted Feb 10, 2004·74 cites·33 claims
- 3793US6658145B1Fast high-accuracy multi-dimensional pattern inspectionCOGNEX CORP·Filed 2000·Granted Dec 2, 2003·120 cites·38 claims
- 3893US6408429B1Machine vision system for identifying and assessing features of an articleCOGNEX CORP·Filed 2000·Granted Jun 18, 2002·122 cites·44 claims
- 3993US5987159ASystem or method for detecting defect within a semi-opaque enclosureCOGNEX CORP·Filed 1996·Granted Nov 16, 1999·119 cites·10 claims
- 4093US5878152ADepth from focal gradient analysis using object texture removal by albedo normalizationCOGNEX CORP·Filed 1997·Granted Mar 2, 1999·157 cites·21 claims
- 4193US5481712AMethod and apparatus for interactively generating a computer program for machine vision analysis of an objectCOGNEX CORP·Filed 1993·Granted Jan 2, 1996·358 cites·34 claims
- 4292US11651505B2Systems and method for vision inspection with multiple types of lightCOGNEX CORP·Filed 2021·Granted May 16, 2023·4 cites·17 claims
- 4392US11036057B2System and method for reduced-speckle laser line generationCOGNEX CORP·Filed 2020·Granted Jun 15, 2021·3 cites·17 claims
- 4492US10757394B1System and method for calibrating a plurality of 3D sensors with respect to a motion conveyanceCOGNEX CORP·Filed 2015·Granted Aug 25, 2020·11 cites·17 claims
- 4592US10628646B1Off-axis dual-sensor vision system camera and method for using the sameCOGNEX CORP·Filed 2017·Granted Apr 21, 2020·9 cites·21 claims
- 4692US10620447B2System and method for reduced-speckle laser line generationCOGNEX CORP·Filed 2017·Granted Apr 14, 2020·6 cites·27 claims
- 4792US10317193B2Multiple channel locatingCOGNEX CORP·Filed 2017·Granted Jun 11, 2019·10 cites·21 claims
- 4892US9803975B2Handheld apparatus for quantifying component featuresCOGNEX CORP·Filed 2016·Granted Oct 31, 2017·6 cites·20 claims
- 4992US6771808B1System and method for registering patterns transformed in six degrees of freedom using machine visionCOGNEX CORP·Filed 2000·Granted Aug 3, 2004·104 cites·17 claims
- 5092US6751338B1System and method of using range image data with machine vision toolsCOGNEX CORP·Filed 2000·Granted Jun 15, 2004·100 cites·16 claims
Showing the top 50 of 556 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →