Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648434 | Digitally compensated pressure ink level sense system and method | Ray A. Walker | 2003-11-18 |
| 6644794 | Collapsible ink reservoir with a collapse resisting insert | Jeffrey Thielman | 2003-11-11 |
| 6585359 | Ink container providing pressurized ink with ink level sensor | Eric L. Gasvoda, Susan M. Hmelar, David O. Merrill, Norman E. Pawlowski, Jr., Dennis W. Houpt +3 more | 2003-07-01 |
| 6547377 | Printhead air management using unsaturated ink | Jeffrey Thielman, Mark A. Devries, Norman E. Pawlowski, Jr. | 2003-04-15 |