Walton; Derek T.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Walton; Derek T..The latest application filed is for "systems and methods for color defringing".

Company Profile

0.20.9

Walton; Derek T. - Bolton MA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method and system for automatically detecting and processing halftone regions in scanned documents Grant 8,665,498 - Jonsson , et al. March 4, 2	2014-03-04
Systems and methods for color defringing Grant 8,477,394 - Jonsson , et al. July 2, 2	2013-07-02
Printing digital images with rotation Grant 8,270,002 - Walton September 18, 2	2012-09-18
Systems And Methods For Color Defringing App 20120033275 - JONSSON; RAGNAR H. ; et al.	2012-02-09
Method And System For Automatically Detecting And Processing Halftone Regions In Scanned Documents App 20120019869 - Jonsson; Ragnar H. ; et al.	2012-01-26
White region identification to accelerate image processing for copies Grant 8,064,101 - Walton November 22, 2	2011-11-22
Image processor and method of image rotation Grant 7,995,867 - Walton , et al. August 9, 2	2011-08-09
Image Processor And Method Of Image Rotation App 20110110607 - Walton; Derek T. ; et al.	2011-05-12
Color conversion system and method Grant 7,933,045 - Walton , et al. April 26, 2	2011-04-26
Image processor and method of image rotation Grant 7,876,977 - Walton , et al. January 25, 2	2011-01-25
General purpose pin mapping for a general purpose application specific integrated circuit (ASIC) Grant 7,759,967 - Walton , et al. July 20, 2	2010-07-20
White Region Identification To Accelerate Image Processing For Copies App 20100128316 - Walton; Derek T.	2010-05-27
White region identification to accelerate image processing for copies Grant 7,667,870 - Walton February 23, 2	2010-02-23
Color Conversion System And Method App 20090323123 - Walton; Derek T. ; et al.	2009-12-31
Color conversion system and method Grant 7,586,644 - Walton , et al. September 8, 2	2009-09-08
CIS (contact image sensor) RYB (red-luminance-blue) sampling Grant 7,535,606 - Walton , et al. May 19, 2	2009-05-19
Selective memory block remapping Grant 7,484,070 - Walton , et al. January 27, 2	2009-01-27
Text region identification and enhancement during color copy Grant 7,453,600 - Walton , et al. November 18, 2	2008-11-18
Compensation for exposure time variation when scanning with CCD sensors Grant 7,447,375 - Walton , et al. November 4, 2	2008-11-04
Generic ink jet head fire logic Grant 7,441,850 - Walton , et al. October 28, 2	2008-10-28
Combination of A/D inputs with quadrature detection to give higher resolution positioning Grant 7,401,880 - Walton July 22, 2	2008-07-22
Multi-valued raster elements as a technique to reduce the memory requirements and computation complexity of advanced ink jet systems Grant 7,309,117 - Walton , et al. December 18, 2	2007-12-18
Image processor and method of image rotation App 20070195113 - Walton; Derek T. ; et al.	2007-08-23
Color conversion system and method App 20070188814 - Walton; Derek T. ; et al.	2007-08-16
General purpose pin mapping for a general purpose application specific integrated circuit (ASIC) App 20050232255 - Walton, Derek T. ; et al.	2005-10-20
Method And Apparatus For Compression Of A Two Dimensional Video Object App 20020075274 - WALTON, DEREK T.	2002-06-20
Method and apparatus for decompression of a two dimensional video texture map Grant 6,154,216 - Walton November 28, 2	2000-11-28

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