JS

John Robert Sheahan

SP Silverbrook Research Pty: 87 patents #13 of 146Top 9%
ML Memjet Technology Limited: 5 patents #65 of 205Top 35%
ZA Zamtec: 5 patents #49 of 149Top 35%
KS Kia Silverbrook: 2 patents #2 of 21Top 10%
Overall (All Time): #14,549 of 4,157,543Top 1%
100
Patents All Time

Issued Patents All Time

Showing 25 most recent of 100 patents

Patent #TitleCo-InventorsDate
11820139 Print chip configured for single-pass monochrome printing at high speeds Julie Hogan, Ronan Palliser, Brian Robert Brown, Caitriona Forbes, Pat Lehane 2023-11-21
11813861 Method for single-pass monochrome printing at high speeds Julie Hogan, Ronan Palliser, Brian Robert Brown, Caitriona Forbes, Pat Lehane 2023-11-14
11772376 Sub-row firing method for single-pass monochrome printing at high speeds Julie Hogan, Ronan Palliser, Brian Robert Brown, Caitriona Forbes, Pat Lehane 2023-10-03
10029458 Method of generating print data for inkjet printhead Julie Hogan, Angus John North, Philip Palma, Brian Robert Brown, David Keeshan +6 more 2018-07-24
9545787 Method of generating print data for inkjet printhead Julie Hogan, Angus John North, Philip Palma, Brian Robert Brown, David Keeshan +6 more 2017-01-17
8388109 Printhead with controller for generating combined print data and clock signal Mark Jackson Pulver, Brian Christopher Morahan, Alireza Moini, Timothy Peter Gillespie, Michael John Webb +1 more 2013-03-05
8382246 Printhead having mirrored rows of print nozzles Kia Silverbrook, Mark Jackson Pulver, Michael John Webb, Simon Robert Walmsley 2013-02-26
8308274 Printhead integrated circuit with thermally sensing heater elements Kia Silverbrook, Mark Jackson Pulver, Michael John Webb, Simon Robert Walmsley 2012-11-13
8287077 Printhead IC having temperature based ejection Mark Jackson Pulver, Brian Christopher Morahan, Alireza Moini, Timothy Peter Gillespie, Michael John Webb +1 more 2012-10-16
8282184 Print engine controller employing accumulative correction factor in pagewidth printhead Mark Jackson Pulver, Simon Robert Walmsley, Michael John Webb 2012-10-09
8123318 Printhead having controlled nozzle firing grouping Simon Robert Walmsley, Mark Jackson Pulver, Michael John Webb, Kia Silverbrook 2012-02-28
8079663 Printhead having mirrored rows of print nozzles Kia Silverbrook, Mark Jackson Pulver, Michael John Webb, Simon Robert Walmsley 2011-12-20
8075099 Printer with controller for generating combined print data and clock signal Mark Jackson Pulver, Brian Christopher Morahan, Alireza Moini, Timothy Peter Gillespie, Michael John Webb +1 more 2011-12-13
8016379 Printhead controller for controlling printhead on basis of thermal sensors Kia Silverbrook, Simon Robert Walmsley, Michael John Webb, Mark Jackson Pulver 2011-09-13
8016389 Printhead IC with staggered nozzle firing pulses Mark Jackson Pulver, Brian Christopher Morahan, Alireza Moini, Timothy Peter Gillespie, Michael John Webb +2 more 2011-09-13
8011747 Printer controller for controlling a printhead with horizontally grouped firing order Simon Robert Walmsley, Mark Jackson Pulver, Michael John Webb, Richard Thomas Plunkett, Kia Silverbrook 2011-09-06
8007063 Printer having printhead with multiple controllers Kia Silverbrook, Simon Robert Walmsley, Mark Jackson Pulver, Michael John Webb 2011-08-30
7997673 Printhead IC with temperature based de-clog ejection Mark Jackson Pulver, Brian Christopher Morahan, Alireza Moini, Timothy Peter Gillespie, Michael John Webb +1 more 2011-08-16
7988248 Print engine for rotated ejection nozzle correction Kia Silverbrook, Mark Jackson Pulver, Simon Robert Walmsley, Michael John Webb 2011-08-02
7980647 Printer having nozzle displacement correction Simon Robert Walmsley, Michael John Webb, Mark Jackson Pulver 2011-07-19
7971949 Printer controller for correction of rotationally displaced printhead Simon Robert Walmsley, Mark Jackson Pulver, Michael John Webb 2011-07-05
7959257 Print engine pipeline subsystem of a printer controller Simon Robert Walmsley, Mark Jackson Pulver, Kia Silverbrook, Michael John Webb 2011-06-14
7946674 Printhead IC with open actuator test Mark Jackson Pulver, Brian Christopher Morahan, Alireza Moini, Timothy Peter Gillespie, Michael John Webb +1 more 2011-05-24
7938500 Printhead IC with multiple temperature sensors Mark Jackson Pulver, Brian Christopher Morahan, Alireza Moini, Timothy Peter Gillespie, Michael John Webb +1 more 2011-05-10
7934800 Printhead controller for nozzle fault correction Kia Silverbrook, Simon Robert Walmsley, Mark Jackson Pulver, Michael John Webb 2011-05-03