P

Inventor

RUMPH DAVID E

US34 patents
⚠️ This page may combine multiple inventors who share the name “RUMPH DAVID E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XEROX CORP

29 patents
US6731814B2May 4, 2004

Method for compressing digital documents with control of image quality and compression rate

XEROX CORP150 citations99
US6006013ADec 21, 1999

Object optimized printing system and method

XEROX CORP112 citations98
US5687303ANov 11, 1997

Printer controller for object optimized printing

XEROX CORP141 citations98
US6256104B1Jul 3, 2001

Object optimized printing system and method

XEROX CORP86 citations97
US6341020B1Jan 22, 2002

Anamorphic object optimized function application for printer defect pre-compensation

XEROX CORP53 citations96
US6429948B1Aug 6, 2002

Object optimized printing system and method

XEROX CORP66 citations95
US6327043B1Dec 4, 2001

Object optimized printing system and method

XEROX CORP61 citations95
US6671064B2Dec 30, 2003

Object optimized printing system and method

XEROX CORP18 citations92
US6317222B1Nov 13, 2001

Set of run-length codewords containing pointers to data sources

XEROX CORP18 citations92
US6307977B1Oct 23, 2001

Set of run-length codewords containing printing hints

XEROX CORP20 citations92
US6034700AMar 7, 2000

Efficient run-based anti-aliasing

XEROX CORP41 citations92
US5225911AJul 6, 1993

Means for combining data of different frequencies for a raster output device

XEROX CORP27 citations92
US5113356AMay 12, 1992

Colorizing black and white documents

XEROX CORP39 citations92
US6798920B1Sep 28, 2004

Method for half tone phase matching at run boundaries

XEROX CORP27 citations91
US6302522B1Oct 16, 2001

Performance optimization of monochrome pages in a color printing system

XEROX CORP34 citations91
US7420699B2Sep 2, 2008

Systems and methods for rapid processing of raster intensive color documents

XEROX CORP20 citations90
US9070076B1Jun 30, 2015

Spot color preflight for extended gamut printing

XEROX CORP11 citations84
US7649649B2Jan 19, 2010

Determining the color match between image data and graphics objects

XEROX CORP8 citations84
US6844942B2Jan 18, 2005

Method for trapping raster data in a run-length encoded form

XEROX CORP14 citations82
US7538917B2May 26, 2009

Method for prepress-time color match verification and correction

XEROX CORP8 citations81
US7583405B2Sep 1, 2009

Method for remote proofing of DFE color architecture

XEROX CORP8 citations76
USRE35657ENov 11, 1997

Means for combining data of different frequencies for a raster output device

XEROX CORP8 citations74
US9706085B1Jul 11, 2017

Intelligent spot color recipe picker for digital front end

XEROX CORP2 citations72
US7274492B1Sep 25, 2007

Correlated secondary TRC calibration method

XEROX CORP7 citations71
US10158784B2Dec 18, 2018

System and method for adaptively compressing data having noisy images using lossless compression

XEROX CORP2 citations69
US7612912B2Nov 3, 2009

Method for prepress-time color match verification and correction

XEROX CORP4 citations61
US7576893B2Aug 18, 2009

Correlated secondary TRC calibration method

XEROX CORP4 citations60
US8879121B2Nov 4, 2014

Fuzzy match interpolated caching utilized in image-processsing applications

XEROX CORP0 citations52
US7345786B2Mar 18, 2008

Method for color cast removal in scanned images

XEROX CORP1 citations52

JACOBS WILLIAM S

2 patents

FARRELL MICHAEL E

1 patent

FAN ZHIGANG

1 patent

EMMETT PHILLIP J

1 patent