| Patent | Date |
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Method of correcting streaks using exposure modulation and spatially varying TRCs
Grant 8,964,256 - Viturro , et al. February 24, 2 | 2015-02-24 |
In situ calibration of multiple printheads to reference ink targets
Grant 8,801,140 - Viturro , et al. August 12, 2 | 2014-08-12 |
Reflex Printing with temperature feedback control
Grant 8,567,894 - Viturro , et al. October 29, 2 | 2013-10-29 |
Method and system for reflex printing to compensate for registration errors in a continuous web inkjet printer
Grant 8,529,007 - Folkins , et al. September 10, 2 | 2013-09-10 |
In Situ Calibration Of Multiple Printheads To Reference Ink Targets
App 20130187972 - Viturro; R. Enrique ; et al. | 2013-07-25 |
In situ calibration of multiple printheads to reference ink targets
Grant 8,414,102 - Viturro , et al. April 9, 2 | 2013-04-09 |
System and method for operating a web printing system to compensate for dimensional changes in the web
Grant 8,376,516 - Viturro , et al. February 19, 2 | 2013-02-19 |
In Situ Calibration Of Multiple Printheads To Reference Ink Targets
App 20130038657 - Viturro; R. Enrique ; et al. | 2013-02-14 |
System and method for switching registration control modes in a continuous feed printer
Grant 8,328,315 - Eun , et al. December 11, 2 | 2012-12-11 |
Color registration strategy for preprinted forms
Grant 8,319,202 - Viturro , et al. November 27, 2 | 2012-11-27 |
Method and system to compensate for process direction misalignment of printheads in a continuous web inkjet printer
Grant 8,313,163 - Eun , et al. November 20, 2 | 2012-11-20 |
Reflex Printing With Temperature Feedback Control
App 20120268514 - Viturro; R. Enrique ; et al. | 2012-10-25 |
Method and system for printhead alignment to compensate for dimensional changes in a media web in an inkjet printer
Grant 8,292,398 - Mizes , et al. October 23, 2 | 2012-10-23 |
Reflex Printing with temperature feedback control
Grant 8,251,504 - Viturro , et al. August 28, 2 | 2012-08-28 |
Method and system for continuous feed printing systems
Grant 8,223,351 - Eun , et al. July 17, 2 | 2012-07-17 |
Method And System For Reflex Printing To Compensate For Registration Errors In A Continuous Web Inkjet Printer
App 20120113176 - Folkins; Jeffrey J. ; et al. | 2012-05-10 |
System and method for compensating for registration errors arising from heated rollers in a moving web printing system
Grant 8,136,907 - Eun , et al. March 20, 2 | 2012-03-20 |
Systems and methods for increasing or optimizing the optical contrast response of multiple colors
Grant 8,075,084 - Ossman , et al. December 13, 2 | 2011-12-13 |
Method And System For Printhead Alignment To Compensate For Dimensional Changes In A Media Web In An Inkjet Printer
App 20110279513 - Mizes; Howard A. ; et al. | 2011-11-17 |
Method And System To Compensate For Process Direction Misalignment Of Printheads In A Continuous Web Inkjet Printer
App 20110273502 - Eun; Yongsoon ; et al. | 2011-11-10 |
Reflex Printing With Temperature Feedback Control
App 20110252992 - Viturro; R. Enrique ; et al. | 2011-10-20 |
System And Method For Switching Registration Control Modes In A Continuous Feed Printer
App 20110255911 - Eun; Yongsoon ; et al. | 2011-10-20 |
Color Registration Strategy For Preprinted Forms
App 20110243581 - VITURRO; R. Enrique ; et al. | 2011-10-06 |
System And Method For Operating A Web Printing System To Compensate For Dimensional Changes In The Web
App 20110243636 - Viturro; R. Enrique ; et al. | 2011-10-06 |
Gray balance for a printing system of multiple marking engines
Grant 8,014,024 - Viturro , et al. September 6, 2 | 2011-09-06 |
System for measuring marking material on a surface, such as in color xerography
Grant 7,995,940 - Hosier , et al. August 9, 2 | 2011-08-09 |
Optical measurement system and method for determining wear level of printer components
Grant 7,995,936 - Hamby , et al. August 9, 2 | 2011-08-09 |
Pitch to pitch online gray balance calibration with dynamic highlight and shadow controls
Grant 7,969,625 - Viturro , et al. June 28, 2 | 2011-06-28 |
System And Method For Compensating For Registration Errors Arising From Heated Rollers In A Moving Web Printing System
App 20110063357 - Eun; Yongsoon ; et al. | 2011-03-17 |
Printhead registration correction system and method for use with direct marking continuous web printers
Grant 7,857,414 - Eun , et al. December 28, 2 | 2010-12-28 |
Continuous web printing system alignment method
Grant 7,837,290 - Mizes , et al. November 23, 2 | 2010-11-23 |
Printing apparatus and method
Grant 7,826,770 - Wing , et al. November 2, 2 | 2010-11-02 |
Method Of Controlling Marking On Continuous Web Print Media
App 20100259573 - Viturro; R. Enrique ; et al. | 2010-10-14 |
Systems and methods for monitoring jets with full width array linear sensors
Grant 7,810,896 - Mizes , et al. October 12, 2 | 2010-10-12 |
System and method for cross-process control of continuous web printing system
Grant 7,798,587 - Mizes , et al. September 21, 2 | 2010-09-21 |
System And Method For Cross-process Control Of Continuous Web Printing System
App 20100209160 - Mizes; Howard ; et al. | 2010-08-19 |
Pitch To Pitch Online Gray Balance Calibration With Dynamic Highlight And Shadow Controls
App 20100202005 - Viturro; R. Enrique ; et al. | 2010-08-12 |
Printhead Registration Correction System and Method for Use with Direct Marking Continuous Web Printers
App 20100123752 - Eun; Yongsoon ; et al. | 2010-05-20 |
Charger with a probe and controller
Grant 7,715,743 - Swift , et al. May 11, 2 | 2010-05-11 |
System and method of optically monitoring contamination of a machine component
Grant 7,715,008 - Hamby , et al. May 11, 2 | 2010-05-11 |
Pitch to pitch online gray balance calibration with dynamic highlight and shadow controls
Grant 7,706,031 - Viturro , et al. April 27, 2 | 2010-04-27 |
Calibration method for compensating for non-uniformity errors in sensors measuring specular reflection
Grant 7,697,142 - Ossman , et al. April 13, 2 | 2010-04-13 |
Method And System For Continuous Feed Printing Systems
App 20100046014 - Eun; Yongsoon ; et al. | 2010-02-25 |
Optical Measurement System And Method For Determining Wear Level Of Printer Components
App 20100046968 - Hamby; Eric Scott ; et al. | 2010-02-25 |
Systems And Methods For Monitoring Jets With Full Width Array Linear Sensors
App 20100020121 - MIZES; Howard ; et al. | 2010-01-28 |
Continuous Web Printing System Alignment Method
App 20100013882 - Mizes; Howard ; et al. | 2010-01-21 |
System for measuring and controlling total color of a mixture of colorants such as toner
Grant 7,650,089 - Borton , et al. January 19, 2 | 2010-01-19 |
Method for spatial color calibration using hybrid sensing systems
Grant 7,633,647 - Mestha , et al. December 15, 2 | 2009-12-15 |
Method Of Correcting Streaks Using Exposure Modulation And Spatially Varying Trcs
App 20090273813 - Viturro; R. Enrique ; et al. | 2009-11-05 |
System And Method Of Optically Monitoring Contamination Of A Machine Component
App 20090237645 - Hamby; Eric Scott ; et al. | 2009-09-24 |
Calibration Method For Compensating For Non-uniformity Errors In Sensors Measuring Specular Reflection
App 20090161111 - Ossman; Kenneth R. ; et al. | 2009-06-25 |
System and method for spatial gray balance calibration using hybrid sensing systems
Grant 7,505,173 - Viturro , et al. March 17, 2 | 2009-03-17 |
System For Measuring Marking Material On A Surface, Such As In Color Xerography
App 20090047032 - Hosier; Paul A. ; et al. | 2009-02-19 |
Compensation of MPA polygon once around with exposure modulation
Grant 7,492,381 - Mizes , et al. February 17, 2 | 2009-02-17 |
Pitch to pitch online gray balance calibration
Grant 7,483,186 - Viturro , et al. January 27, 2 | 2009-01-27 |
System and method for determining an amount of toner mass on a photoreceptor
Grant 7,480,469 - Gross , et al. January 20, 2 | 2009-01-20 |
Charger with a probe and controller
App 20080199195 - Swift; Joseph A. ; et al. | 2008-08-21 |
Printing apparatus and method
App 20080187335 - Wing; Joseph M. ; et al. | 2008-08-07 |
System for measuring and controlling total color of a mixture of colorants such as toner
App 20080112730 - Borton; Michael D. ; et al. | 2008-05-15 |
System and method for determining an amount of toner mass on a photoreceptor
App 20080089708 - Gross; Eric Michael ; et al. | 2008-04-17 |
Method for spatial color calibration using hybrid sensing systems
App 20080037069 - Mestha; Lalit Keshav ; et al. | 2008-02-14 |
Pitch To Pitch Online Gray Balance Calibration
App 20080007802 - VITURRO; R. Enrique ; et al. | 2008-01-10 |
Measurement and control of high frequency banding in a marking system
Grant 7,283,143 - Mizes , et al. October 16, 2 | 2007-10-16 |
Systems and methods for compensating for temperature induced spectral emission variations in LED based color parameter measuring devices
Grant 7,271,910 - Paul , et al. September 18, 2 | 2007-09-18 |
Compensation of MPA polygon once around with exposure modulation
App 20070139509 - Mizes; Howard ; et al. | 2007-06-21 |
Pitch to pitch online gray balance calibration with dynamic highlight and shadow controls
App 20070076273 - Viturro; R. Enrique ; et al. | 2007-04-05 |
Method and apparatus for measuring toner concentration
Grant 7,194,216 - Borton , et al. March 20, 2 | 2007-03-20 |
System and method for spatial gray balance calibration using hybrid sensing systems
App 20060285134 - Viturro; R. Enrique ; et al. | 2006-12-21 |
Method and apparatus for correcting non-uniform banding and residual toner density using feedback control
Grant 7,120,369 - Hamby , et al. October 10, 2 | 2006-10-10 |
Systems and methods for compensating for temperature induced spectral emission variations in LED based color parameter measuring devices
App 20060221341 - Paul; Peter ; et al. | 2006-10-05 |
Online grey balance with dynamic highlight and shadow controls
App 20060221340 - Viturro; R. Enrique ; et al. | 2006-10-05 |
Gray balance for a printing system of multiple marking engines
App 20060197966 - Viturro; R. Enrique ; et al. | 2006-09-07 |
Method for calibrating a marking system to maintain color output consistency across multiple printers
Grant 7,069,164 - Viturro , et al. June 27, 2 | 2006-06-27 |
In-situ optical sensor for measurement of toner concentration
App 20060127110 - Borton; Michael D. ; et al. | 2006-06-15 |
Systems and methods for correcting banding defects using feedback and/or feedforward control
Grant 7,058,325 - Hamby , et al. June 6, 2 | 2006-06-06 |
Method And Apparatus For Measuring Toner Concentration
App 20060104654 - BORTON; Michael D. ; et al. | 2006-05-18 |
Measurement and control of high frequency banding in a marking system
App 20050275855 - Mizes, Howard A. ; et al. | 2005-12-15 |
Method and apparatus for correcting non-uniform banding and residual toner density using feedback control
App 20050265739 - Hamby, Eric S. ; et al. | 2005-12-01 |
Systems and methods for correcting banding defects using feedback and/or feedforward control
App 20050265740 - Hamby, Eric S. ; et al. | 2005-12-01 |
Compensating optical measurements of toner concentration for toner impaction
Grant 6,941,084 - Hamby , et al. September 6, 2 | 2005-09-06 |
Led color specific optical toner concentration sensor
Grant 6,931,219 - Viturro , et al. August 16, 2 | 2005-08-16 |
Method for calibrating a marking system to maintain color output consistency across multiple printers
App 20050071104 - Viturro, R. Enrique ; et al. | 2005-03-31 |
Compensating optical measurements of toner concentration for toner impaction
App 20040264985 - Hamby, Eric S. ; et al. | 2004-12-30 |
Led color specific optical toner concentration sensor
App 20040264983 - Viturro, R. Enrique ; et al. | 2004-12-30 |
Spacing compensating electrostatic voltmeter
Grant 6,806,717 - Werner, Jr. , et al. October 19, 2 | 2004-10-19 |
Hybrid electrophotographic apparatus for custom color printing
Grant 6,682,865 - Viturro , et al. January 27, 2 | 2004-01-27 |
Hybrid electrophotographic apparatus for custom color printing
Grant 6,684,045 - Viturro , et al. January 27, 2 | 2004-01-27 |
System and method for conditioning a toner before development
Grant 6,647,220 - Wang , et al. November 11, 2 | 2003-11-11 |
Hybrid electrophotographic apparatus for custom color printing
App 20030202822 - Viturro, R. Enrique ; et al. | 2003-10-30 |
Optical toner concentration sensor
Grant 6,606,463 - Gross , et al. August 12, 2 | 2003-08-12 |
Developer composition having improved noise signal ratio in an optical toner concentration sensing system
App 20030113649 - Gross, Eric M. ; et al. | 2003-06-19 |
Optical toner concentration sensor
App 20030113126 - Gross, Eric M. ; et al. | 2003-06-19 |
Computer controlled mixing of customer-selected color inks for printing machines
Grant 6,575,096 - Caruthers , et al. June 10, 2 | 2003-06-10 |
Computer controlled mixing of customer-selected color inks for printing machines
App 20030097947 - Caruthers, Edward Blair ; et al. | 2003-05-29 |
Hybrid electrophotographic apparatus for custom color printing
App 20030096186 - Viturro, R. Enrique ; et al. | 2003-05-22 |
Systems and methods for liquid immersion development
App 20030077090 - Wang, Fong-Jen J. ; et al. | 2003-04-24 |
Spacing compensating electrostatic voltmeter
App 20030057977 - Werner, Alan J. JR. ; et al. | 2003-03-27 |
Hybrid electrophotographic apparatus for custom color printing
Grant 6,526,244 - Viturro , et al. February 25, 2 | 2003-02-25 |
Method and apparatus for using shuttered windows in a micro-electro-mechanical system
Grant 6,177,800 - Kubby , et al. January 23, 2 | 2001-01-23 |
Automatic colorant mixing method and apparatus
Grant 6,052,195 - Mestha , et al. April 18, 2 | 2000-04-18 |
Ink jet channel wafer for a thermal ink jet printhead
Grant 5,971,527 - Peeters , et al. October 26, 1 | 1999-10-26 |
Color mixing and color system for use in a printing machine
Grant 5,899,605 - Caruthers, Jr. , et al. May 4, 1 | 1999-05-04 |
Liquid color mixing and replenishment system for an electrostatographic printing machine
Grant 5,781,828 - Caruthers, Jr. , et al. July 14, 1 | 1998-07-14 |
Thermal ink-jet printhead with an optimized fluid flow channel in each ejector
Grant 5,751,317 - Peeters , et al. May 12, 1 | 1998-05-12 |
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