Inventor · Miami Beach, FL, US

Richard Mark Friedhoff

36Patents
11h-index
16Co-inventors
64Inventor score

Filing activity: Jan 27, 2006 → Jul 1, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US7596266B2 Method and system for separating illumination and reflectance using a log color space Physics 46 Active
US7873219B2 Differentiation of illumination and reflection boundaries Physics 40 Active
US7672530B2 Method and system for identifying illumination flux in an image Physics 39 Active
US7639874B2 Methods for discriminating moving objects in motion image sequences Physics 31 Active
US7936377B2 Method and system for optimizing an image for improved analysis of material and illumination image features Electricity 28 Active
US8139867B2 Image segregation system architecture Physics 24 Active
US8139850B2 Constraint generation for use in image segregation Physics 22 Active
US7995058B2 Method and system for identifying illumination fields in an image Physics 15 Active
US7894662B2 Method for using image depth information in identifying illumination fields Physics 12 Active
US7853071B2 Method and system for learning object recognition in images Physics 12 Active
US7865031B2 Method and system for automatic correction of chromatic aberration Physics 12 Active
US8249342B1 Color analytics for a digital image Physics 8 Active
US7995854B2 System and method for identifying complex tokens in an image Physics 8 Active
US8175390B2 System and method for illumination invariant image segmentation Physics 7 Active
US8059898B2 Method and system for learning object recognition in images Physics 5 Active
US8144978B2 System and method for identifying complex tokens in an image Physics 4 Active
US8437545B1 System and method for digital image signal compression using intrinsic images Physics 4 Active
US8805066B2 Method, system and computer program product for image modification and manipulation of a scene Physics 4 Active
US8144975B2 Method for using image depth information Physics 3 Active
US8693772B2 System and method for digital image signal compression using intrinsic images Electricity 3 Active
US8391601B2 Method for image modification Physics 3 Active
US7747079B2 Method and system for learning spatio-spectral features in an image Physics 2 Active
US8606050B2 Method for processing multiple images of a same scene Physics 2 Active
US8787666B2 Color analytics for a digital image Physics 2 Active
US8976173B2 Bi-illuminant dichromatic reflection model for image manipulation Physics 1 Active

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