Inventor
MAYO RANDALL DAVID
US37 patents
Patents
37 patentsUS6592203B1Jul 15, 2003
Subcovered printing mode for a printhead with multiple sized ejectors
LEXMARK INT INC39 citations92
US6565191B1May 20, 2003
Method of color shingling to reduce visible printing defects
LEXMARK INT INC28 citations92
US6502920B1Jan 7, 2003
Ink jet print head having offset nozzle arrays
LEXMARK INT INC25 citations92
US6471319B1Oct 29, 2002
Method for synchronizing print start positions for an inkjet printer carriage
LEXMARK INT INC35 citations92
US7044574B2May 16, 2006
Method and apparatus for generating and assigning a cartridge identification number to an imaging cartridge
LEXMARK INT INC22 citations86
US7178914B2Feb 20, 2007
Media pre-feed in intermittent printer
LEXMARK INT INC12 citations84
US6742866B2Jun 1, 2004
Ink jet print head having offset nozzle arrays
LEXMARK INT INC13 citations84
US6124696ASep 26, 2000
Programmable stepper motor controller and method therefor
LEXMARK INT INC16 citations84
US6729613B2May 4, 2004
Method for operating sheet pick and feed systems for printing
LEXMARK INT INC16 citations83
US6612685B1Sep 2, 2003
Method of selectively underfeeding print media in an ink jet printer
LEXMARK INT INC12 citations74
US6563285B1May 13, 2003
Stepper motor control system
LEXMARK INT INC7 citations74
US5790144AAug 4, 1998
Method of controlling an operating temperature of a printhead in an ink jet cartridge assembly
LEXMARK INT INC11 citations74
US6749288B2Jun 15, 2004
Jet head box
LEXMARK INT INC8 citations73
US6695426B2Feb 24, 2004
Ink jet printer improved dot placement technique
LEXMARK INT INC12 citations73
US6629752B1Oct 7, 2003
Method of ink jet printing with enhanced shingling and printer apparatuses for the same
LEXMARK INT INC7 citations73
US6604808B2Aug 12, 2003
Method for determining the skew of a printhead of a printer
LEXMARK INT INC12 citations73
US6586759B1Jul 1, 2003
Method and apparatus for aligning an optical detecting device
LEXMARK INT INC11 citations73
US6396591B1May 28, 2002
Method of printing with a host-based printer using a rudimentary internal font without assistance from the host and with minimal printer memory
LEXMARK INT INC6 citations73
US6166822ADec 26, 2000
Method of printing with a host based printer using an internal font
LEXMARK INT INC9 citations73
US5688059ANov 18, 1997
Registration of paper location for multiple printing
LEXMARK INT INC9 citations72
US7654630B2Feb 2, 2010
Method for decreasing sensitivity to errors in an imaging apparatus
LEXMARK INT INC3 citations63
US7140710B2Nov 28, 2006
Dot management for an imaging apparatus
LEXMARK INT INC6 citations63
US6762580B1Jul 13, 2004
Electric motor velocity controller
LEXMARK INT INC6 citations63
US6747431B1Jun 8, 2004
Calibration technique for electric motor
LEXMARK INT INC6 citations63
US7369267B2May 6, 2008
High resolution printing method
LEXMARK INT INC2 citations62
US6938975B2Sep 6, 2005
Method of reducing printing defects in an ink jet printer
LEXMARK INT INC5 citations62
US6923521B2Aug 2, 2005
Subcovered printing mode for a printhead with multiple sized ejectors
LEXMARK INT INC5 citations62
US6640157B2Oct 28, 2003
Method for operating a media feed motor of a printer
LEXMARK INT INC2 citations62
US6935795B1Aug 30, 2005
Method for reducing the effects of printhead carrier disturbance during printing with an imaging apparatus
LEXMARK INT INC3 citations61
US6064171AMay 16, 2000
Host based stepper motor phase controller and method therefor
LEXMARK INT INC2 citations61
US6796556B2Sep 28, 2004
Multi-function media eject system in an ink jet printer
LEXMARK INT INC5 citations60
US7753465B2Jul 13, 2010
Method for generating a reference signal for use in an imaging apparatus
LEXMARK INT INC2 citations59
US7083266B2Aug 1, 2006
Micro-miniature fluid jetting device
LEXMARK INT INC3 citations59
US7431522B2Oct 7, 2008
Method for reducing banding in an imaging apparatus
LEXMARK INT INC4 citations56
US7625148B2Dec 1, 2009
Trough support ribs and method of use
LEXMARK INT INC1 citations52
US6637742B2Oct 28, 2003
Multi-function media eject system in an ink jet printer
LEXMARK INT INC0 citations50
US7604315B2Oct 20, 2009
Method for maintaining printhead performance
LEXMARK INT INC1 citations48