Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905196 | Polysilicon feed-through fluid drop ejector | Scott N. Seabridge, Alan D. Raisanen, Scott Charles Warner, Cathie J. Burke, William G. Hawkins | 2005-06-14 |
| 6406115 | Method of printing with multiple sized drop ejectors on a single printhead | David A. Mantell, Gary A. Kneezel, James F. O'Neill | 2002-06-18 |
| 6402280 | Printhead with close-packed configuration of alternating sized drop ejectors and method of firing such drop ejectors | Gary A. Kneezel, David A. Mantell, James F. O'Neill, Steven J. Harrington | 2002-06-11 |
| 6315398 | Thermal ink jet heater design | Cathie J. Burke, Narayan V. Desphande, William G. Hawkins, Dale R. Ims, Michael P. O'Horo +2 more | 2001-11-13 |
| 6227657 | Low topography thermal inkjet drop ejector structure | Alan D. Raisanen, Cathie J. Burke, Eduardo Freire, Yonglin Xie, Dale R. Ims +4 more | 2001-05-08 |
| 5917509 | Method and apparatus for interleaving pulses in a liquid recorder | Juan J. Becerra, Thomas P. Courtney, Richard L. LaDonna, Thomas E. Watrobski, Thomas J. Wyble | 1999-06-29 |
| 5745130 | System for sensing the temperature of a printhead in an ink jet printer | Juan J. Becerra, Christopher R. Morton | 1998-04-28 |
| 5731827 | Liquid ink printer having apparent 1XN addressability | David A. Mantell, Gary A. Kneezel, Steven J. Harrington, James F. O'Neill, Narayan V. Deshpande +1 more | 1998-03-24 |
| 5675365 | Ejector activation scheduling system for an ink-jet printhead | Juan J. Becerra, Christopher R. Morton, David A. Mantell, Eduardo Freire | 1997-10-07 |
| 5532901 | Office environment level electrostatic discharge protection | William G. Hawkins, Cathie J. Burke, Thomas E. Watrobski, Sophie V. Vandebroek | 1996-07-02 |
| 5504507 | Electronically readable performance data on a thermal ink jet printhead chip | Thomas E. Watrobski, Joseph J. Wysocki, Joseph F. Stephany, Michael Poleshuk, Gary A. Kneezel +1 more | 1996-04-02 |
| 5457311 | Integrated circuit fan-in for semiconductor transducer devices | Donald J. Drake, William G. Hawkins | 1995-10-10 |
| 5428498 | Office environment level electrostatic discharge protection | William G. Hawkins, Cathie J. Burke, Thomas E. Watrobski, Sophie V. Vandebroek | 1995-06-27 |
| 5422665 | Low-interference thermistor for a thermal ink jet printhead chip | Joseph F. Stephany, Richard V. LaDonna, Gary A. Kneezel, Michael Poleshuk, Thomas E. Watrobski +1 more | 1995-06-06 |
| 5371530 | Thermal ink jet printhead having a switched stand-by mode | William G. Hawkins | 1994-12-06 |
| 5223853 | Electronic spot size control in a thermal ink jet printer | Joseph J. Wysocki, William G. Hawkins, Gary A. Kneezel, Richard V. LaDonna, Joseph F. Stephany +1 more | 1993-06-29 |
| 5107276 | Thermal ink jet printhead with constant operating temperature | Gary A. Kneezel, Richard V. LaDonna | 1992-04-21 |
| 4994826 | Thermal ink jet printhead with increased operating temperature and thermal efficiency | — | 1991-02-19 |
| 4975143 | Keyway alignment substrates | Donald J. Drake, Michael R. Campanelli | 1990-12-04 |
| 4961821 | Ode through holes and butt edges without edge dicing | Donald J. Drake, William G. Hawkins, Michael R. Campanelli | 1990-10-09 |
| 4899178 | Thermal ink jet printhead with internally fed ink reservoir | — | 1990-02-06 |