Patent | Date |
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Super resolution encoded microprinting through postscript Grant 7,965,422 - Hains , et al. June 21, 2 | 2011-06-21 |
Tinted edge enhancement using harmonic halftones for the boundary pixels Grant 7,688,473 - Purdum , et al. March 30, 2 | 2010-03-30 |
Correlated secondary TRC calibration method Grant 7,576,893 - Hains , et al. August 18, 2 | 2009-08-18 |
Method for color cast removal in scanned images Grant 7,345,786 - Rumph , et al. March 18, 2 | 2008-03-18 |
Correlated Secondary Trc Calibration Method App 20070285695 - Hains; Charles M. ;   et al. | 2007-12-13 |
Super resolution encoded microprinting through postscript App 20070252838 - Hains; Charles M. ;   et al. | 2007-11-01 |
Systems and methods for designing digital anamorphic line screens Grant 7,277,201 - Hains October 2, 2 | 2007-10-02 |
Correlated secondary TRC calibration method Grant 7,274,492 - Hains , et al. September 25, 2 | 2007-09-25 |
Systems and methods for designing zero-shift supercell halftone screens App 20070177214 - Hains; Charles M. | 2007-08-02 |
Systems and methods for designing zero-shift supercell halftone screens Grant 7,215,444 - Hains May 8, 2 | 2007-05-08 |
Systems and methods for modifying image data for background printing Grant 7,102,792 - Eschbach , et al. September 5, 2 | 2006-09-05 |
Tinted edge enhancement using harmonic halftones for the boundary pixels App 20060087694 - Purdum; Connie F. ;   et al. | 2006-04-27 |
Method for minimizing boundary defects using halftone classes with matched harmonics App 20060023258 - Loce; Robert P. ;   et al. | 2006-02-02 |
System and method of reducing aliasing in printed images Grant 6,943,808 - Hains , et al. September 13, 2 | 2005-09-13 |
Systems and methods for designing digital anamorphic line screens App 20040239962 - Hains, Charles M. | 2004-12-02 |
Method for color cast removal in scanned images App 20040160615 - Rumph, David E. ;   et al. | 2004-08-19 |
System and method of reducing aliasing in printed images App 20040113921 - Hains, Charles M. ;   et al. | 2004-06-17 |
Piecewise color transformation by gamut partitioning Grant 6,724,500 - Hains , et al. April 20, 2 | 2004-04-20 |
Systems and methods for designing zero-shift supercell halftone screens App 20040011233 - Hains, Charles M. | 2004-01-22 |
Object optimized printing system and method Grant 6,671,064 - Rumph , et al. December 30, 2 | 2003-12-30 |
Systems and methods for modifying image data for background printing App 20030133137 - Eschbach, Reiner ;   et al. | 2003-07-17 |
Object optimized printing system and method Grant 6,327,043 - Rumph , et al. December 4, 2 | 2001-12-04 |
Object optimized printing system and method App 20010043345 - Rumph, David E. ;   et al. | 2001-11-22 |
Object optimized printing system and method Grant 6,256,104 - Rumph , et al. July 3, 2 | 2001-07-03 |
Method and apparatus for automatic detection of image target gamma Grant 6,192,149 - Eschbach , et al. February 20, 2 | 2001-02-20 |
Object optimized printing system and method Grant 6,006,013 - Rumph , et al. December 21, 1 | 1999-12-21 |
Method for determining and loading an image-dependent look-up table for generating an enhanced image representation Grant 5,802,214 - Eschbach , et al. September 1, 1 | 1998-09-01 |
Printer controller for object optimized printing Grant 5,687,303 - Motamed , et al. November 11, 1 | 1997-11-11 |
Automatic calibration of halftones Grant 5,649,073 - Knox , et al. July 15, 1 | 1997-07-15 |
Clustered halftoning with dot-to-dot error diffusion Grant 5,321,525 - Hains June 14, 1 | 1994-06-14 |
Regenerative decoding of binary data using minimum redundancy codes Grant 4,168,513 - Hains , et al. September 18, 1 | 1979-09-18 |