Inventor
PRAKASH RAVINDER
US41 patents
⚠️ This page may combine multiple inventors who share the name “PRAKASH RAVINDER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
39 patentsUS7818245B2Oct 19, 2010
Electronic endorsement of check images
IBM129 citations98
US7336813B2Feb 26, 2008
System and method of determining image skew using connected components
IBM137 citations97
US7120303B2Oct 10, 2006
Adaptive generation of Q-table2 for improved image quality
IBM23 citations93
US5692065ANov 25, 1997
Apparatus and method for determining image quality
IBM65 citations93
US4884857ADec 5, 1989
Scanner for use in multiple spot laser electrophotographic printer
IBM24 citations92
US5963654AOct 5, 1999
Apparatus and method for monitoring performance of an image capture device
IBM39 citations89
US7289679B2Oct 30, 2007
System and method for measuring image quality using compressed image data
IBM11 citations84
US7480403B2Jan 20, 2009
Apparatus, system, and method for fraud detection using multiple scan technologies
IBM8 citations83
US5119113AJun 2, 1992
Spot-defined exposure system for a laser printer
IBM21 citations81
US4804981AFeb 14, 1989
Aspheric lens for polygon mirror tilt error correction and scan bow correction in an electrophotographic printer
IBM23 citations81
US6686956B1Feb 3, 2004
Increased resolution digital capture device
IBM16 citations80
US7362908B2Apr 22, 2008
Adaptive generation of Q-table2 for improved image quality
IBM5 citations74
US7257238B2Aug 14, 2007
System, apparatus, and method for image scanning quality adjustment
IBM8 citations74
US5214536AMay 25, 1993
Illumination device for a document line scanner
IBM17 citations74
US5168167ADec 1, 1992
Optical scanner having controllable light sources
IBM12 citations74
US5002375AMar 26, 1991
Variable pel density print head for electrophotographic printers
IBM8 citations73
US7961930B2Jun 14, 2011
Recursive image filtering
IBM3 citations63
US7796798B2Sep 14, 2010
Frequency domain based MICR reader
IBM4 citations63
US7706004B2Apr 27, 2010
Apparatus and system for scanning maintenance prediction
IBM4 citations63
US7593600B2Sep 22, 2009
Black white image scaling for optical character recognition
IBM3 citations63
US7515758B2Apr 7, 2009
Black white image compression having print density control
IBM4 citations63
US7388681B2Jun 17, 2008
Method for scanning maintenance prediction
IBM3 citations63
US7239748B2Jul 3, 2007
System and method for segmenting an electronic image
IBM2 citations63
US7983984B2Jul 19, 2011
Electronic endorsement of check images
IBM3 citations62
US5380999AJan 10, 1995
Linear scanning using a single illumination and imaging optic stations with a first pair of parallel mirrors and a second pair of mirrors extending into paths of light beams
IBM5 citations62
US7522761B2Apr 21, 2009
System and method for detecting a streak in a compressed gray scale image
IBM5 citations61
US7519214B2Apr 14, 2009
System and method of determining image skew using connected components
IBM2 citations61
US7492974B2Feb 17, 2009
Gray scale image cleaning system and method
IBM4 citations61
US7499580B2Mar 3, 2009
System for determining image resolution using MICR characters
IBM2 citations60
US7386160B2Jun 10, 2008
System and method for determining image resolution using MICR characters
IBM4 citations60
US7830552B2Nov 9, 2010
Black white image scaling having print density control and polarity detection
IBM0 citations52
US7809213B2Oct 5, 2010
Black white image compression having print density control
IBM0 citations52
US7570835B2Aug 4, 2009
Edge smoothing filter for character recognition
IBM0 citations52
US7567725B2Jul 28, 2009
Edge smoothing filter for character recognition
IBM0 citations52
US7454068B2Nov 18, 2008
System and method for providing black white image compression
IBM0 citations52
US7952775B2May 31, 2011
Gray scale image cleaning system and method
IBM0 citations51
US7885474B2Feb 8, 2011
Solution for detecting a streak in a compressed gray scale image
IBM0 citations51
US7684646B2Mar 23, 2010
System and method of determining image skew using connected components
IBM0 citations51
US8023719B2Sep 20, 2011
MICR reader using phase angle extracted from frequency domain analysis
IBM0 citations42