Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7465002 | Printer having controllers for common control of printhead | Kia Silverbrook, Simon Robert Walmsley, John Robert Sheahan, Mark Jackson Pulver, Michael John Webb | 2008-12-16 |
| 7458659 | Printer controller for modulating printhead peak power requirement using redundant nozzles | Simon Robert Walmsley, Kia Silverbrook, Brian Robert Brown | 2008-12-02 |
| 7455376 | Printhead system for modulating printhead peak power requirement using out-of-phase firing | Brian Robert Brown, Simon Robert Walmsley, Kia Silverbrook | 2008-11-25 |
| 7448707 | Method of expelling ink from nozzels in groups, starting at outside nozzels of each group | Mark Jackson Pulver, Simon Robert Walmsley, John Robert Sheahan, Michael John Webb, Kia Silverbrook | 2008-11-11 |
| 7434910 | Printer having unevenly controlled printhead modules with shift registers | Simon Robert Walmsley, John Robert Sheahan, Mark Jackson Pulver, Kia Silverbrook, Michael John Webb | 2008-10-14 |
| 7427117 | Method of expelling ink from nozzles in groups, alternately, starting at outside nozzles of each group | Mark Jackson Pulver, Simon Robert Walmsley, John Robert Sheahan, Michael John Webb, Kia Silverbrook | 2008-09-23 |
| 7425047 | Printhead IC compatible with mutally incompatible print engine controllers | John Robert Sheahan, Mark Jackson Pulver, Brian Christopher Morahan, Alireza Moini, Timothy Peter Gillespie +3 more | 2008-09-16 |
| 7404616 | Printhead cartridge having an integrated circuit storing an identifier for use in mobile device | Kia Silverbrook, Simon Robert Walmsley, Paul Lapstun | 2008-07-29 |
| 7399043 | Compensation for uneven printhead module lengths in a multi-module printhead | Simon Robert Walmsley | 2008-07-15 |
| 7390071 | Printer controller for supplying data to a printhead module having a dropped row | Simon Robert Walmsley, Mark Jackson Pulver, John Robert Sheahan, Kia Silverbrook, Michael John Webb | 2008-06-24 |
| 7377608 | Compensation for vertical skew between adjacent rows of nozzles on a printhead module | Simon Robert Walmsley | 2008-05-27 |
| 7377609 | Printer controller for at least partially compensating for erroneous rotational displacement | Simon Robert Walmsley, Mark Jackson Pulver, Michael John Webb, Kia Silverbrook, John Robert Sheahan | 2008-05-27 |
| 7374266 | Method for at least partially compensating for errors in ink dot placement due to erroneous rotational displacement | Simon Robert Walmsley, John Robert Sheahan, Mark Jackson Pulver, Michael John Webb, Kia Silverbrook | 2008-05-20 |
| 7328956 | Printer comprising a printhead and at least two printer controllers connected to a common input of the printhead | Kia Silverbrook, Simon Robert Walmsley, John Robert Sheahan, Mark Jackson Pulver, Michael John Webb | 2008-02-12 |
| 7322666 | Inkjet printhead having controlled vertically offset printhead modules | Simon Robert Walmsley, John Robert Sheahan, Mark Jackson Pulver, Kia Silverbrook, Michael John Webb | 2008-01-29 |
| 7314261 | Printhead module for expelling ink from nozzles in groups, alternately, starting at outside nozzles of each group | Mark Jackson Pulver, Simon Robert Walmsley, John Robert Sheahan, Michael John Webb, Kia Silverbrook | 2008-01-01 |
| 7290852 | Printhead module having a dropped row | Mark Jackson Pulver, John Robert Sheahan, Simon Robert Walmsley, Kia Silverbrook, Michael John Webb | 2007-11-06 |
| 7281330 | Method of manufacturing left-handed and right-handed printhead modules | Kia Silverbrook, Mark Jackson Pulver, Simon Robert Walmsley, Michael John Webb, John Robert Sheahan | 2007-10-16 |
| 7281777 | Printhead module having a communication input for data and control | Kia Silverbrook, Mark Jackson Pulver, John Robert Sheahan, Simon Robert Walmsley, Michael John Webb | 2007-10-16 |
| 7278697 | Data rate supply proportional to the ratio of different printhead lengths | — | 2007-10-09 |
| 7275805 | Printhead comprising different printhead modules | Mark Jackson Pulver, John Robert Sheahan, Simon Robert Walmsley, Kia Silverbrook, Michael John Webb | 2007-10-02 |
| 7267417 | Printer controller for supplying data to one or more printheads via serial links | Kia Silverbrook, Mark Jackson Pulver, Simon Robert Walmsley, Michael John Webb, John Robert Sheahan | 2007-09-11 |
| 7252353 | Printer controller for supplying data to a printhead module having one or more redundant nozzle rows | Kia Silverbrook, Simon Robert Walmsley, Mark Jackson Pulver, John Robert Sheahan, Michael John Webb | 2007-08-07 |
| 7188928 | Printer comprising two uneven printhead modules and at least two printer controllers, one of which sends print data to both of the printhead modules | Simon Robert Walmsley, John Robert Sheahan, Mark Jackson Pulver, Kia Silverbrook, Michael John Webb | 2007-03-13 |
| 7165824 | Dead nozzle compensation | Simon Robert Walmsley | 2007-01-23 |