Inventor · Natick, MA, US

Aaron S. Wallack

75Patents
26h-index
42Co-inventors
88Inventor score

Filing activity: Apr 28, 1995 → May 18, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5768443A Method for coordinating multiple fields of view in multi-camera Physics 277 Expired
US6681151B1 System and method for servoing robots based upon workpieces with fiducial marks using machine vision Physics 182 Expired
US6728582B1 System and method for determining the position of an object in three dimensions using a machine vision system with two cameras Emerging Cross-Sectional Technologies 128 Expired
US6173070A Machine vision method using search models to find features in three dimensional images Physics 123 Expired
US6408109B1 Apparatus and method for detecting and sub-pixel location of edges in a digital image Physics 118 Expired
US6137893A Machine vision calibration targets and methods of determining their location and orientation in an image Physics 101 Expired
US5960125A Nonfeedback-based machine vision method for determining a calibration relationship between a camera and a moveable object Physics 95 Expired
US6751338B1 System and method of using range image data with machine vision tools Physics 80 Expired
US6539107B1 Machine vision method using search models to find features in three-dimensional images Physics 70 Expired
US6658145B1 Fast high-accuracy multi-dimensional pattern inspection Physics 69 Expired
US9734419B1 System and method for validating camera calibration in a vision system Physics 65 Active
US6771808B1 System and method for registering patterns transformed in six degrees of freedom using machine vision Physics 65 Expired
US8111904B2 Methods and apparatus for practical 3D vision system Physics 58 Active
US5978521A Machine vision methods using feedback to determine calibration locations of multiple cameras that image a common object Physics 57 Expired
US5825483A Multiple field of view calibration plate having a reqular array of features for use in semiconductor manufacturing Physics 53 Expired
US6690842B1 Apparatus and method for detection and sub-pixel location of edges in a digital image Physics 47 Expired
US6850646B1 Fast high-accuracy multi-dimensional pattern inspection Physics 47 Expired
US6748104B1 Methods and apparatus for machine vision inspection using single and multiple templates or patterns Physics 43 Expired
US8442304B2 System and method for three-dimensional alignment of objects using machine vision Physics 41 Active
US6856698B1 Fast high-accuracy multi-dimensional pattern localization Physics 40 Expired
US8126260B2 System and method for locating a three-dimensional object using machine vision Physics 33 Active
US5978081A Multiple field of view calibration plate for use in semiconductor manufacturing Physics 31 Expired
US6219461A Determining a depth Physics 30 Expired
US6269197A Determining a depth Physics 29 Expired
US6931602B1 Approach facilitating the selection of various machine vision functionality from among different platforms Emerging Cross-Sectional Technologies 26 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.