Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8469495 | Producing ink drops in a printing apparatus | Jeffrey S. Gerstenberger, Keith A. Hadley | 2013-06-25 |
| 7050197 | Image processor for high-speed printing applications | Thomas P. Szumla, Edward A. Hauschild, Douglas W. Couwenhoven, David A. Johnson | 2006-05-23 |
| 6848764 | Method and apparatus for controlling heaters in a continuous ink jet print head | — | 2005-02-01 |
| 6820971 | Method of controlling heaters in a continuous ink jet print head having segmented heaters to prevent terminal ink drop misdirection | David A. Johnson | 2004-11-23 |
| 6712451 | Printhead assembly with shift register stages facilitating cleaning of printhead nozzles | David S. Madziarz, David A. Johnson, Thomas P. Szumla | 2004-03-30 |
| 6682863 | Depositing an emissive layer for use in an organic light-emitting display device (OLED) | Andrea S. Rivers | 2004-01-27 |
| 6607257 | Printhead assembly with minimized interconnections to an inkjet printhead | Thomas P. Szumla, David A. Johnson, David S. Madziarz | 2003-08-19 |
| 5751601 | Autocalibration of optical sensors | Keith A. Hadley | 1998-05-12 |
| 5555011 | Lamination of a protective layer over an image produced by a thermal printer | Kin K. Lum, James E. Pickering | 1996-09-10 |
| 5549400 | High precision dye donor web positioning in a thermal color printer | Vlade Josif Kordovich, Daniel C. Maslanka | 1996-08-27 |