Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8042897 | Method for compensating shift in on resistance of transistor of printhead | Prabuddha Jyotindra Mehta | 2011-10-25 |
| 7992952 | Enhanced communications protocol for improved modularity in a micro-fluid ejection device | Carson A. Fischer | 2011-08-09 |
| 7954929 | Micro-fluid ejecting device having embedded memory in communication with an external controller | George Keith Parish, Kristi Rowe | 2011-06-07 |
| 7850286 | Micro-fluid ejector pattern for improved performance | George Keith Parish, James Harold Powers | 2010-12-14 |
| 7673973 | Micro-fluid ejecting device having embedded memory devices | George Keith Parish, Kristi Rowe | 2010-03-09 |
| 7661782 | Current control circuit for micro-fluid ejection device heaters | Steven W. Bergstedt, Carson A. Fischer | 2010-02-16 |
| 7635174 | Heater chip test circuit and methods for using the same | Steven W. Bergstedt, Paul Graf, David Golman King, Robert E. Miller, George Keith Parish +1 more | 2009-12-22 |
| 7631953 | Micro-fluid ejection apparatus signal communication devices and methods | Steven W. Bergstedt | 2009-12-15 |
| 7462513 | Methods for making printed fuse devices | — | 2008-12-09 |
| 7452041 | Ink jet heater chip with internally generated clock signal | Kristi Rowe | 2008-11-18 |
| 7311385 | Micro-fluid ejecting device having embedded memory device | George Keith Parish, Kristi Rowe | 2007-12-25 |
| 7310282 | Distributed programmed memory cell overwrite protection | Nicole Rodriguez | 2007-12-18 |
| 7154794 | Memory regulator system with test mode | Adam Jude Ahne | 2006-12-26 |
| 7142456 | Distributed programmed memory cells used as memory reference currents | Paul Graf | 2006-11-28 |
| 7131714 | N-well and other implanted temperature sense resistors in inkjet print head chips | George Keith Parish, Kristi Rowe | 2006-11-07 |
| 7097280 | Printheads having improved heater chip construction | Rick L. Hubert, George Keith Parish, Kristi Rowe, Paul Graf, Carl Edmond Sullivan | 2006-08-29 |
| 7036898 | Supplying power to logic systems in printers | George Keith Parish, Kristi Rowe | 2006-05-02 |
| 6976752 | Ink jet printer with resistance compensation circuit | George Keith Parish, Kristi Rowe | 2005-12-20 |
| 6974200 | Fuse density on an inkjet printhead chip | George Keith Parish, Krisit M. Rowe, David C. Stevenson | 2005-12-13 |
| 6890066 | Inkjet printer having improved ejector chip | George Keith Parish, Kristi Rowe | 2005-05-10 |
| 6789871 | Reduced size inkjet printhead heater chip having integral voltage regulator and regulating capacitors | George Keith Parish, Kristi Rowe | 2004-09-14 |
| 6616256 | Serial integrated scan-based testing of ink jet print head | William Paul Cook, George Keith Parish, Kristi Rowe, Susan Marie Zearfoss | 2003-09-09 |
| 6568785 | Integrated ink jet print head identification system | George Keith Parish, Kristi Rowe | 2003-05-27 |
| 6547356 | Latching serial data in an ink jet print head | Kristi Rowe | 2003-04-15 |