Inventor · disambiguated record
Ravinder Prakash
Also filed as: PRAKASH RAVINDER
41 granted patents·4 pending applications·608 citations·filing 1978–2010
98Inventor score
Top patents by PatentIndex Score
45 records- 0197US7818245B2Electronic endorsement of check imagesIBM·Filed 2006·Granted Oct 19, 2010·129 cites·8 claims
- 0297US7336813B2System and method of determining image skew using connected componentsIBM·Filed 2004·Granted Feb 26, 2008·137 cites·22 claims
- 0385US7120303B2Adaptive generation of Q-table2 for improved image qualityIBM·Filed 2002·Granted Oct 10, 2006·23 cites·11 claims
- 0481US7983984B2Electronic endorsement of check imagesIBM·Filed 2010·Granted Jul 19, 2011·3 cites·20 claims
- 0581US7362908B2Adaptive generation of Q-table2 for improved image qualityIBM·Filed 2006·Granted Apr 22, 2008·5 cites·8 claims
- 0679US7706004B2Apparatus and system for scanning maintenance predictionIBM·Filed 2008·Granted Apr 27, 2010·4 cites·13 claims
- 0775US5119113ASpot-defined exposure system for a laser printerIBM·Filed 1990·Granted Jun 2, 1992·21 cites·16 claims
- 0874US5692065AApparatus and method for determining image qualityIBM·Filed 1994·Granted Nov 25, 1997·65 cites·12 claims
- 0973US7289679B2System and method for measuring image quality using compressed image dataIBM·Filed 2003·Granted Oct 30, 2007·11 cites·26 claims
- 1070US7796798B2Frequency domain based MICR readerIBM·Filed 2006·Granted Sep 14, 2010·4 cites·18 claims
- 1169US7257238B2System, apparatus, and method for image scanning quality adjustmentIBM·Filed 2003·Granted Aug 14, 2007·8 cites·20 claims
- 1265US7522761B2System and method for detecting a streak in a compressed gray scale imageIBM·Filed 2005·Granted Apr 21, 2009·5 cites·5 claims
- 1364US4804981AAspheric lens for polygon mirror tilt error correction and scan bow correction in an electrophotographic printerIBM·Filed 1988·Granted Feb 14, 1989·23 cites·32 claims
- 1463US7492974B2Gray scale image cleaning system and methodIBM·Filed 2005·Granted Feb 17, 2009·4 cites·3 claims
- 1562US4884857AScanner for use in multiple spot laser electrophotographic printerIBM·Filed 1987·Granted Dec 5, 1989·24 cites·20 claims
- 1661US7388681B2Method for scanning maintenance predictionIBM·Filed 2003·Granted Jun 17, 2008·3 cites·11 claims
- 1759US7961930B2Recursive image filteringIBM·Filed 2007·Granted Jun 14, 2011·3 cites·17 claims
- 1858US7809213B2Black white image compression having print density controlIBM·Filed 2008·Granted Oct 5, 2010·0 cites·31 claims
- 1957US7519214B2System and method of determining image skew using connected componentsIBM·Filed 2007·Granted Apr 14, 2009·2 cites·18 claims
- 2056US7499580B2System for determining image resolution using MICR charactersIBM·Filed 2008·Granted Mar 3, 2009·2 cites·14 claims
- 2155US7480403B2Apparatus, system, and method for fraud detection using multiple scan technologiesIBM·Filed 2004·Granted Jan 20, 2009·8 cites·27 claims
- 2255US5963654AApparatus and method for monitoring performance of an image capture deviceIBM·Filed 1997·Granted Oct 5, 1999·39 cites·24 claims
- 2354US7515758B2Black white image compression having print density controlIBM·Filed 2004·Granted Apr 7, 2009·4 cites·2 claims
- 2453US5214536AIllumination device for a document line scannerIBM·Filed 1991·Granted May 25, 1993·17 cites·10 claims
- 2552US6686956B1Increased resolution digital capture deviceIBM·Filed 1999·Granted Feb 3, 2004·16 cites·3 claims
- 2650US7684646B2System and method of determining image skew using connected componentsIBM·Filed 2008·Granted Mar 23, 2010·0 cites·22 claims
- 2748US7952775B2Gray scale image cleaning system and methodIBM·Filed 2009·Granted May 31, 2011·0 cites·15 claims
- 2848US7830552B2Black white image scaling having print density control and polarity detectionIBM·Filed 2005·Granted Nov 9, 2010·0 cites·27 claims
- 2948US7386160B2System and method for determining image resolution using MICR charactersIBM·Filed 2004·Granted Jun 10, 2008·4 cites·7 claims
- 3048US7239748B2System and method for segmenting an electronic imageIBM·Filed 2003·Granted Jul 3, 2007·2 cites·18 claims
- 3148US4199257AProjected reticle optical sighting systemSIERRA RESEARCH CORP·Filed 1978·Granted Apr 22, 1980·12 cites·10 claims
- 3248US2008298668A1Method for fraud detection using multiple scan technologiesIBM·Filed 2008·Application pending·0 cites
- 3347US7885474B2Solution for detecting a streak in a compressed gray scale imageIBM·Filed 2009·Granted Feb 8, 2011·0 cites·11 claims
- 3446US8136721B2Enhanced check code line image capture for improved OCRPRAKASH RAVINDER·Filed 2006·Granted Mar 20, 2012·2 cites·10 claims
- 3546US7593600B2Black white image scaling for optical character recognitionIBM·Filed 2004·Granted Sep 22, 2009·3 cites·19 claims
- 3646US7567725B2Edge smoothing filter for character recognitionIBM·Filed 2007·Granted Jul 28, 2009·0 cites·2 claims
- 3746US5168167AOptical scanner having controllable light sourcesIBM·Filed 1991·Granted Dec 1, 1992·12 cites·18 claims
- 3844US2005094861A1Positional synchronization in a multivoting character recognition environmentIBM·Filed 2003·Application pending·0 cites
- 3944US2007216747A1Light source calibration and adjustment for scanning printerIBM·Filed 2006·Application pending·0 cites
- 4042US7570835B2Edge smoothing filter for character recognitionIBM·Filed 2004·Granted Aug 4, 2009·0 cites·6 claims
- 4142US7454068B2System and method for providing black white image compressionIBM·Filed 2003·Granted Nov 18, 2008·0 cites·7 claims
- 4240US5002375AVariable pel density print head for electrophotographic printersIBM·Filed 1990·Granted Mar 26, 1991·8 cites·11 claims
- 4337US5380999ALinear 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 beamsIBM·Filed 1993·Granted Jan 10, 1995·5 cites·11 claims
- 4436US2009041330A1Enhanced check image darkness measurementsJOURNEY JEFFREY E·Filed 2007·Application pending·0 cites
- 4535US8023719B2MICR reader using phase angle extracted from frequency domain analysisIBM·Filed 2007·Granted Sep 20, 2011·0 cites·14 claims
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