Couwenhoven; Douglas W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Couwenhoven; Douglas W..The latest application filed is for "method of printing with anti-curl solution".
Company Profile
0.47.35
- Couwenhoven; Douglas W. - Fairport NY US
- Couwenhoven; Douglas W. - Rochester NY
- Couwenhoven; Douglas W. - Fiarport NY
- COUWENHOVEN, DOUGLAS W - FAIRPORT NY
Patent Activity
| Patent | Date |
|---|---|
| Method of printing with anti-curl solution Grant 8,480,199 - Chen , et al. July 9, 2 | 2013-07-09 |
| Reducing ink bleed artifacts for RGB images Grant 8,422,082 - Couwenhoven , et al. April 16, 2 | 2013-04-16 |
| Inkjet printing method using print modes selected in response to image quality scores Grant 8,390,829 - DiBiase , et al. March 5, 2 | 2013-03-05 |
| Inkjet printing method for colorless ink using colorless ink printhead masks dependent on colored ink printing Grant 8,356,883 - Billow , et al. January 22, 2 | 2013-01-22 |
| Image data expansion by print mask Grant 8,287,072 - Rueby , et al. October 16, 2 | 2012-10-16 |
| Bi-directional print masking Grant 8,272,710 - Spaulding , et al. September 25, 2 | 2012-09-25 |
| Method Of Printing With Anti-curl Solution App 20120127226 - Chen; Huijuan D. ; et al. | 2012-05-24 |
| Color error diffusion with error signal offset Grant 8,098,403 - Spaulding , et al. January 17, 2 | 2012-01-17 |
| Adaptive color transform to control color inconstancy Grant 8,085,435 - Hauf , et al. December 27, 2 | 2011-12-27 |
| Digital printing using similar colorants Grant 8,085,436 - Couwenhoven , et al. December 27, 2 | 2011-12-27 |
| Multi-level halftoning providing reduced error diffusion artifacts Grant 8,018,623 - Couwenhoven , et al. September 13, 2 | 2011-09-13 |
| Color Error Diffusion With Error Signal Offset App 20110211229 - Spaulding; Kevin E. ; et al. | 2011-09-01 |
| Color error diffusion with error signal offset Grant 7,982,916 - Spaulding , et al. July 19, 2 | 2011-07-19 |
| Reducing Ink Bleed Artifacts For Rgb Images App 20110019238 - Couwenhoven; Douglas W. ; et al. | 2011-01-27 |
| Inkjet printing using protective ink Grant 7,837,285 - Couwenhoven , et al. November 23, 2 | 2010-11-23 |
| Image Data Expansion By Print Mask App 20100238219 - Rueby; Christopher ; et al. | 2010-09-23 |
| Digital camera providing image processing for an attachable printer Grant 7,755,662 - Parulski , et al. July 13, 2 | 2010-07-13 |
| Digital Printing Using Similar Colorants App 20100141970 - Couwenhoven; Douglas W. ; et al. | 2010-06-10 |
| Color Error Diffusion With Error Signal Offset App 20100128313 - Spaulding; Kevin E. ; et al. | 2010-05-27 |
| Multilevel print masking method Grant 7,715,043 - Billow , et al. May 11, 2 | 2010-05-11 |
| Adaptive Color Transform To Control Color Inconstancy App 20100103438 - Hauf; Christopher R. ; et al. | 2010-04-29 |
| Inkjet Printing Method App 20100079510 - DiBiase; Richard A. ; et al. | 2010-04-01 |
| Reducing ink bleed artifacts Grant 7,652,795 - Couwenhoven , et al. January 26, 2 | 2010-01-26 |
| Output image processing for small drop printing Grant 7,651,206 - Hawkins , et al. January 26, 2 | 2010-01-26 |
| Bi-directional Print Masking App 20100013878 - Spaulding; Kevin E. ; et al. | 2010-01-21 |
| Multi-level Halftoning Providing Reduced Error Diffusion Artifacts App 20090219577 - Couwenhoven; Douglas W. ; et al. | 2009-09-03 |
| Inkjet Printing Method For Colorless Ink App 20090195601 - Billow; Steven A. ; et al. | 2009-08-06 |
| Color error diffusion with error signal offsets Grant 7,564,589 - Spaulding , et al. July 21, 2 | 2009-07-21 |
| Multilevel print masking method App 20080309952 - Billow; Steven A. ; et al. | 2008-12-18 |
| Inkjet Printing Using Protective Ink App 20080225081 - Couwenhoven; Douglas W. ; et al. | 2008-09-18 |
| Output Image Processing For Small Drop Printing App 20080143766 - Hawkins; Gilbert A. ; et al. | 2008-06-19 |
| Failed nozzle correction system and method for borderless printing Grant 7,387,361 - Rueby , et al. June 17, 2 | 2008-06-17 |
| Multi-level halftoning providing improved texture uniformity Grant 7,369,276 - Couwenhoven , et al. May 6, 2 | 2008-05-06 |
| Determining sets of n-dimensional colorant control signals Grant 7,365,879 - Braun , et al. April 29, 2 | 2008-04-29 |
| Color error diffusion Grant 7,362,472 - Couwenhoven , et al. April 22, 2 | 2008-04-22 |
| Color Error Diffusion With Error Signal Offsets App 20080055649 - Spaulding; Kevin E. ; et al. | 2008-03-06 |
| Multilevel print masking method App 20070201054 - Billow; Steven A. ; et al. | 2007-08-30 |
| Calibrating a digital printer using a cost function Grant 7,245,395 - Couwenhoven , et al. July 17, 2 | 2007-07-17 |
| Color gamut mapping using a cost function Grant 7,239,422 - Braun , et al. July 3, 2 | 2007-07-03 |
| Reducing ink bleed artifacts Grant 7,234,791 - Couwenhoven , et al. June 26, 2 | 2007-06-26 |
| Digital Camera Providing Image Processing For An Attachable Printer App 20070139526 - Parulski; Kenneth A. ; et al. | 2007-06-21 |
| Reducing ink bleed artifacts App 20070126792 - Couwenhoven; Douglas W. ; et al. | 2007-06-07 |
| Inkjet printing using protective ink Grant 7,210,753 - Couwenhoven , et al. May 1, 2 | 2007-05-01 |
| Digital camera providing image processing for an attachable printer Grant 7,212,229 - Parulski , et al. May 1, 2 | 2007-05-01 |
| Printing of digital images using reduced colorant amounts while preserving perceived color Grant 7,196,817 - Couwenhoven , et al. March 27, 2 | 2007-03-27 |
| Method for multilevel printing of digital images using reduced colorant amounts Grant 7,190,485 - Couwenhoven , et al. March 13, 2 | 2007-03-13 |
| Using inkjet printer to apply protective ink Grant 7,140,709 - Couwenhoven , et al. November 28, 2 | 2006-11-28 |
| Reducing ink bleed artifacts App 20060238555 - Couwenhoven; Douglas W. ; et al. | 2006-10-26 |
| Method for halftoning a multi-channel digital color image having at least one group of similar color channels Grant 7,064,869 - Spaulding , et al. June 20, 2 | 2006-06-20 |
| Image processor for high-speed printing applications Grant 7,050,197 - Szumla , et al. May 23, 2 | 2006-05-23 |
| Determining sets of n-dimensional colorant control signals App 20050254073 - Braun, Gustav J. ; et al. | 2005-11-17 |
| Multi-level halftoning providing improved texture uniformity App 20050195438 - Couwenhoven, Douglas W. ; et al. | 2005-09-08 |
| Color error diffusion App 20050195437 - Couwenhoven, Douglas W. ; et al. | 2005-09-08 |
| Using inkjet printer to apply protective ink App 20050185008 - Couwenhoven, Douglas W. ; et al. | 2005-08-25 |
| Inkjet printing using protective ink App 20050185004 - Couwenhoven, Douglas W. ; et al. | 2005-08-25 |
| Method of selecting inkjet nozzle banks for assembly into an inkjet printhead App 20050168539 - Billow, Steven A. ; et al. | 2005-08-04 |
| Method of selecting inkjet nozzle banks for assembly into an inkjet printhead Grant 6,908,172 - Billow , et al. June 21, 2 | 2005-06-21 |
| Compensating for drop volume variation in an inkjet printer Grant 6,830,306 - Couwenhoven , et al. December 14, 2 | 2004-12-14 |
| Compensating For Drop Volume Variation In An Inkjet Printer App 20040223015 - Couwenhoven, Douglas W. ; et al. | 2004-11-11 |
| Method of selecting inkjet nozzle banks for assembly into an inkjet printhead App 20040160470 - Billow, Steven A. ; et al. | 2004-08-19 |
| Printing of digital images using reduced colorant amounts while preserving perceived color App 20040114159 - Couwenhoven, Douglas W. ; et al. | 2004-06-17 |
| Calibrating a digital printer using a cost function App 20040109178 - Couwenhoven, Douglas W. ; et al. | 2004-06-10 |
| Color gamut mapping using a cost function App 20040109180 - Braun, Gustav ; et al. | 2004-06-10 |
| Multitoning a digital image having at least one group of similar colors channels App 20040085553 - Couwenhoven, Douglas W. ; et al. | 2004-05-06 |
| Method for halftoning a multi-channel digital color image having at least one group of similar color channels App 20030081228 - Spaulding, Kevin E. ; et al. | 2003-05-01 |
| Method for multilevel printing of digital images using reduced colorant amounts App 20030002058 - Couwenhoven, Douglas W. ; et al. | 2003-01-02 |
| Method of compensating for malperforming nozzles in a multitone inkjet printer Grant 6,354,689 - Couwenhoven , et al. March 12, 2 | 2002-03-12 |
| Printer And Method Of Compensating For Malperforming And Inoperative Ink Nozzles In A Print Head App 20020008723 - WEN, XIN ; et al. | 2002-01-24 |
| Method of printing digital images using multiple colorants having substantially the same color Grant 6,312,101 - Couwenhoven , et al. November 6, 2 | 2001-11-06 |
| Digital camera providing image processing for an attachable printer App 20010013894 - Parulski, Kenneth A. ; et al. | 2001-08-16 |
| Ink jet printing apparatus and method for improved accuracy of ink droplet placement Grant 6,046,822 - Wen , et al. April 4, 2 | 2000-04-04 |
| Method for segmenting a digital image into a foreground region and a key color region Grant 6,011,595 - Henderson , et al. January 4, 2 | 2000-01-04 |
| Method for computing a control signal for combining digital images Grant 5,986,771 - Henderson , et al. November 16, 1 | 1999-11-16 |
| Combining a first digital image and a second background digital image using a key color control signal and a spatial control signal Grant 5,937,104 - Henderson , et al. August 10, 1 | 1999-08-10 |
| Adaptive error diffusion method Grant 5,757,517 - Couwenhoven , et al. May 26, 1 | 1998-05-26 |
| Method for adaptively compressing residual digital image data in a DPCM compression system Grant 5,708,511 - Gandhi , et al. January 13, 1 | 1998-01-13 |
| Error diffusion method Grant 5,581,371 - Spaulding , et al. December 3, 1 | 1996-12-03 |
| Method and apparatus for calibrating a four color printer Grant 5,553,199 - Spaulding , et al. September 3, 1 | 1996-09-03 |
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