Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |