Inventor · disambiguated record
James Zhixin Chang
Also filed as: CHANG JAMES Z · CHANG JAMES ZHIXIN
16 granted patents·195 citations·filing 1999–2017
93Inventor score
Files withSHARP LAB OF AMERICA INC10CHANG JAMES ZHIXIN2DAIRYMPLE JOHN1DALRYMPLE JOHN CHARLES1SHARP KK1
Top patents by PatentIndex Score
16 records- 0189US10798373B2Display correction apparatus, program, and display correction systemSHARP KK·Filed 2017·Granted Oct 6, 2020·6 cites·5 claims
- 0285US7019868B2Black generation method for CMYK color printer using multiple lookup tables and interpolationSHARP LAB OF AMEIRCA INC·Filed 2000·Granted Mar 28, 2006·60 cites·18 claims
- 0384US7545541B2Systems and methods for embedding metadata in a color measurement targetSHARP LAB OF AMERICA INC·Filed 2005·Granted Jun 9, 2009·7 cites·20 claims
- 0483US8531474B2Methods, systems and apparatus for jointly calibrating multiple displays in a display ensembleCHANG JAMES ZHIXIN·Filed 2011·Granted Sep 10, 2013·9 cites·39 claims
- 0583US6995866B2Method and apparatus for background adjustment in color reproduction devicesSHARP LAB OF AMERICA INC·Filed 2001·Granted Feb 7, 2006·24 cites·16 claims
- 0681US7190487B2Color 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
- 0778US7889402B2Method 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
- 0871US8358441B2Methods and systems for sampling and modeling of colorant-limited, multi-colorant color spacesSHARP LAB OF AMERICA INC·Filed 2009·Granted Jan 22, 2013·4 cites·16 claims
- 0965US7742206B2Methods and systems for color gamut adjustmentSHARP LAB OF AMERICA INC·Filed 2005·Granted Jun 22, 2010·2 cites·1 claims
- 1062US7256912B2Adaptive generation of perceptually uniform samples for printer characterizationSHARP LAB OF AMERICA INC·Filed 2003·Granted Aug 14, 2007·5 cites·26 claims
- 1161US7847974B2Systems 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
- 1258US6987880B2Efficient document boundary determinationSHARP LAB OF AMERICA INC·Filed 2001·Granted Jan 17, 2006·11 cites·45 claims
- 1356US6650438B1Construction of a color transform to reduce effects of scanner metamerismSHARP LAB OF AMERICA INC·Filed 1999·Granted Nov 18, 2003·19 cites·11 claims
- 1453US8400692B2Systems and methods for embedding metadata in a color measurement targetDALRYMPLE JOHN CHARLES·Filed 2009·Granted Mar 19, 2013·0 cites·19 claims
- 1548US8643922B2Gamut clipping with preprocessingDAIRYMPLE JOHN·Filed 2009·Granted Feb 4, 2014·1 cites·10 claims
- 1647US8310716B2Systems and methods for designing a set of black generation transfer curvesCHANG JAMES ZHIXIN·Filed 2007·Granted Nov 13, 2012·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →