Inventor · disambiguated record
Derek T. Walton
Also filed as: WALTON DEREK · WALTON DEREK T
20 granted patents·177 citations·filing 1997–2018
94Inventor score
Top patents by PatentIndex Score
20 records- 0194US8477394B2Systems and methods for color defringingJONSSON RAGNAR H·Filed 2010·Granted Jul 2, 2013·24 cites·23 claims
- 0290US7995867B2Image processor and method of image rotationCONEXANT SYSTEMS INC·Filed 2011·Granted Aug 9, 2011·20 cites·23 claims
- 0389US7876977B2Image processor and method of image rotationCONEXANT SYSTEMS INC·Filed 2007·Granted Jan 25, 2011·25 cites·24 claims
- 0488US7535606B1CIS (contact image sensor) RYB (red-luminance-blue) samplingCONEXANT SYSTEMS INC·Filed 2005·Granted May 19, 2009·17 cites·17 claims
- 0587US7484070B1Selective memory block remappingCONEXANT SYSTEMS INC·Filed 2005·Granted Jan 27, 2009·22 cites·19 claims
- 0686US7586644B2Color conversion system and methodCONEXANT SYSTEMS INC·Filed 2006·Granted Sep 8, 2009·11 cites·22 claims
- 0777US7667870B1White region identification to accelerate image processing for copiesCONEXANT SYSTEMS INC·Filed 2005·Granted Feb 23, 2010·4 cites·15 claims
- 0867US7309117B1Multi-valued raster elements as a technique to reduce the memory requirements and computation complexity of advanced ink jet systemsSIGMATEL INC·Filed 2005·Granted Dec 18, 2007·4 cites·31 claims
- 0963US7453600B1Text region identification and enhancement during color copyCONEXANT SYSTEMS INC·Filed 2005·Granted Nov 18, 2008·2 cites·20 claims
- 1062US8270002B1Printing digital images with rotationWALTON DEREK T·Filed 2005·Granted Sep 18, 2012·2 cites·18 claims
- 1160US8665498B2Method and system for automatically detecting and processing halftone regions in scanned documentsJONSSON RAGNAR H·Filed 2010·Granted Mar 4, 2014·1 cites·20 claims
- 1258US6154216AMethod and apparatus for decompression of a two dimensional video texture mapATI TECHNOLOGIES·Filed 1997·Granted Nov 28, 2000·30 cites·18 claims
- 1357US7933045B2Color conversion system and methodCONEXANT SYSTEMS INC·Filed 2009·Granted Apr 26, 2011·0 cites·27 claims
- 1455US7441850B1Generic ink jet head fire logicCONEXANT SYSTEMS INC·Filed 2005·Granted Oct 28, 2008·1 cites·21 claims
- 1551US10469708B2Systems and methods for image optimization and enhancement in electrophotographic copyingSYNAPTICS INC·Filed 2018·Granted Nov 5, 2019·0 cites·20 claims
- 1646US8064101B2White region identification to accelerate image processing for copiesWALTON DEREK T·Filed 2010·Granted Nov 22, 2011·0 cites·15 claims
- 1746US7447375B1Compensation for exposure time variation when scanning with CCD sensorsCONEXANT SYSTEMS INC·Filed 2005·Granted Nov 4, 2008·0 cites·6 claims
- 1844US6459433B1Method and apparatus for compression of a two dimensional video objectATI TECHNOLOGIES INC·Filed 1997·Granted Oct 1, 2002·14 cites·39 claims
- 1942US7401880B1Combination of A/D inputs with quadrature detection to give higher resolution positioningSIGMATEL INC·Filed 2005·Granted Jul 22, 2008·0 cites·18 claims
- 2037US7759967B2General purpose pin mapping for a general purpose application specific integrated circuit (ASIC)CONEXANT SYSTEMS INC·Filed 2005·Granted Jul 20, 2010·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →