Inventor · disambiguated record
John C. Dalrymple
Also filed as: DALRYMPLE JOHN C · DALRYMPLE JOHN CHARLES
29 granted patents·675 citations·filing 1983–2011
97Inventor score
Top patents by PatentIndex Score
29 records- 0192US5243414AColor processing systemTEKTRONIX INC·Filed 1991·Granted Sep 7, 1993·200 cites·18 claims
- 0291US5185599ALocal display bus architecture and communications method for Raster displayTEKTRONIX INC·Filed 1990·Granted Feb 9, 1993·118 cites·35 claims
- 0384US8027070B2Methods and systems for hue adjustmentSHARP LAB OF AMERICA INC·Filed 2009·Granted Sep 27, 2011·13 cites·20 claims
- 0484US7545541B2Systems and methods for embedding metadata in a color measurement targetSHARP LAB OF AMERICA INC·Filed 2005·Granted Jun 9, 2009·7 cites·20 claims
- 0583US8531474B2Methods, systems and apparatus for jointly calibrating multiple displays in a display ensembleCHANG JAMES ZHIXIN·Filed 2011·Granted Sep 10, 2013·9 cites·39 claims
- 0683US6995866B2Method and apparatus for background adjustment in color reproduction devicesSHARP LAB OF AMERICA INC·Filed 2001·Granted Feb 7, 2006·24 cites·16 claims
- 0782US4586037ARaster display smooth line generationTEKTRONIX INC·Filed 1983·Granted Apr 29, 1986·56 cites·13 claims
- 0881US7190487B2Color conversion with hue straightening using multiple look-up tables and interpolationSHARP LAB OF AMERICA INC·Filed 2002·Granted Mar 13, 2007·38 cites·34 claims
- 0978US7889402B2Method for limiting total colorant coverage using multidimensional simplicial subdivision and barycentric interpolationSHARP LAB OF AMERICA INC·Filed 2007·Granted Feb 15, 2011·5 cites·20 claims
- 1072US7421118B2System and method for attenuating color-cast correction in image highlight areasSHARP LAB OF AMERICA INC·Filed 2003·Granted Sep 2, 2008·10 cites·23 claims
- 1168US7161706B2System for improving digital coplers and multifunction peripheral devicesSHARP LAB OF AMERICA INC·Filed 2001·Granted Jan 9, 2007·8 cites·13 claims
- 1265US7742206B2Methods and systems for color gamut adjustmentSHARP LAB OF AMERICA INC·Filed 2005·Granted Jun 22, 2010·2 cites·1 claims
- 1364US7995242B2Systems and methods for attenuation of near-neutral image colorsSHARP LAB OF AMERICA INC·Filed 2007·Granted Aug 9, 2011·1 cites·19 claims
- 1463US4672369ASystem and method for smoothing the lines and edges of an image on a raster-scan displayTEKTRONIX INC·Filed 1983·Granted Jun 9, 1987·38 cites·4 claims
- 1561US7847974B2Systems and methods for dynamically limiting total colorant coverage in a color rendering systemSHARP LAB OF AMERICA INC·Filed 2004·Granted Dec 7, 2010·4 cites·25 claims
- 1658US6987880B2Efficient document boundary determinationSHARP LAB OF AMERICA INC·Filed 2001·Granted Jan 17, 2006·11 cites·45 claims
- 1757US5142617AMethod of shading a graphics imageTEKTRONIX INC·Filed 1988·Granted Aug 25, 1992·31 cites·10 claims
- 1857US4862155AGraphic display system with secondary pixel image storageTEKTRONIX INC·Filed 1987·Granted Aug 29, 1989·20 cites·5 claims
- 1956US7554698B2Robust document boundary determinationSHARP LAB OF AMERICA INC·Filed 2001·Granted Jun 30, 2009·2 cites·27 claims
- 2056US5181014AMethod and apparatus for representing three-dimensional color data in a one-dimensional reference systemTEKTRONIX INC·Filed 1989·Granted Jan 19, 1993·20 cites·1 claims
- 2154US4601021AHighlighting and classifying segments on a CRT displayTEKTRONIX INC·Filed 1984·Granted Jul 15, 1986·25 cites·6 claims
- 2253US8400692B2Systems and methods for embedding metadata in a color measurement targetDALRYMPLE JOHN CHARLES·Filed 2009·Granted Mar 19, 2013·0 cites·19 claims
- 2348US4951230AMethod and apparatus for tiling an imageTEKTRONIX INC·Filed 1989·Granted Aug 21, 1990·19 cites·12 claims
- 2447US8310716B2Systems and methods for designing a set of black generation transfer curvesCHANG JAMES ZHIXIN·Filed 2007·Granted Nov 13, 2012·0 cites·17 claims
- 2543US7277203B1Method of improving start-up behavior for color error diffusion digital half-toningSHARP LAB OF AMERICA INC·Filed 2000·Granted Oct 2, 2007·0 cites·14 claims
- 2643US7149001B1System for supporting a multiplicity of copy featuresSHARP LAB OF AMERICA INC·Filed 2000·Granted Dec 12, 2006·0 cites·28 claims
- 2737US5084830AMethod and apparatus for hidden surface removalTEKTRONIX INC·Filed 1987·Granted Jan 28, 1992·10 cites·14 claims
- 2830US4791595ADigital vector generation with velocity correction by tabulation of counter control signalsTEKTRONIX INC·Filed 1986·Granted Dec 13, 1988·0 cites·7 claims
- 2927US5867016ADuty cycle based AC power control with reduced voltage fluctuationsTEKTRONIX INC·Filed 1997·Granted Feb 2, 1999·4 cites·9 claims
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