Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6494553 | Ink level sensing for ink printer | Frederick A. Donahue, Richard E. Butts | 2002-12-17 |
| 5384620 | Scheduling page parameter variations for discrete job elements | Fritz Francis Ebner, Shelly D. Sulenski, Janine M. Gates, Sue Mikolanis, James D. Richar +1 more | 1995-01-24 |