P

Inventor

CORNELL ROBERT WILSON

US29 patents
⚠️ This page may combine multiple inventors who share the name “CORNELL ROBERT WILSON”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LEXMARK INT INC

24 patents
US6213579B1Apr 10, 2001

Method of compensation for the effects of thermally-induced droplet size variations in ink drop printers

LEXMARK INT INC69 citations96
US6158843ADec 12, 2000

Ink jet printer nozzle plates with ink filtering projections

LEXMARK INT INC61 citations96
US6137502AOct 24, 2000

Dual droplet size printhead

LEXMARK INT INC74 citations96
US5867183AFeb 2, 1999

Apparatus for driving multiple ink jet printheads with a single set of drive outputs

LEXMARK INT INC245 citations96
US6676246B1Jan 13, 2004

Heater construction for minimum pulse time

LEXMARK INT INC22 citations93
US7410246B2Aug 12, 2008

Heater chip configuration for an inkjet printhead and printer

LEXMARK INT INC15 citations92
US6637866B1Oct 28, 2003

Energy efficient heater stack using DLC island

LEXMARK INT INC25 citations92
US6296350B1Oct 2, 2001

Ink jet printer having driver circuit for generating warming and firing pulses for heating elements

LEXMARK INT INC35 citations92
US6109719AAug 29, 2000

Printhead thermal compensation method and apparatus

LEXMARK INT INC20 citations92
US5774148AJun 30, 1998

Printhead with field oxide as thermal barrier in chip

LEXMARK INT INC30 citations92
US5734392AMar 31, 1998

Ink jet printhead heating during margin periods

LEXMARK INT INC21 citations92
US6079811AJun 27, 2000

Ink jet printhead having a unitary actuator with a plurality of active sections

LEXMARK INT INC20 citations91
US6020905AFeb 1, 2000

Ink jet printhead for drop size modulation

LEXMARK INT INC22 citations91
US6575563B1Jun 10, 2003

Power/volume regime for ink jet printers

LEXMARK INT INC16 citations84
US6467864B1Oct 22, 2002

Determining minimum energy pulse characteristics in an ink jet print head

LEXMARK INT INC19 citations84
US6132030AOct 17, 2000

High print quality thermal ink jet print head

LEXMARK INT INC17 citations84
US6234612B1May 22, 2001

Ink jet printing apparatus having first and second print cartridges receiving energy pulses from a common drive circuit

LEXMARK INT INC8 citations74
US6193349B1Feb 27, 2001

Ink jet print cartridge having active cooling cell

LEXMARK INT INC9 citations74
US6890062B2May 10, 2005

Heater chip configuration for an inkjet printhead and printer

LEXMARK INT INC9 citations73
US6211970B1Apr 3, 2001

Binary printer with halftone printing temperature correction

LEXMARK INT INC11 citations73
US6886921B2May 3, 2005

Thin film heater resistor for an ink jet printer

LEXMARK INT INC3 citations63
US6834941B1Dec 28, 2004

Heater chip configuration for an inkjet printhead and printer

LEXMARK INT INC5 citations62
US7784916B2Aug 31, 2010

Micro-fluid ejection heads with multiple glass layers

LEXMARK INT INC0 citations51
US7452058B2Nov 18, 2008

Substantially planar ejection actuators and methods relating thereto

LEXMARK INT INC1 citations51

CORNELL ROBERT LEE

3 patents

CORNELL ROBERT WILSON

2 patents