Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6562171 | Method for making a two sided image | William C. Archie, Jr., Dale F. McIntyre, Joseph A. Manico | 2003-05-13 |
| 6503329 | Modification of receiver surface to reject stamp cancellation information | David L. Patton, H. Mark Delman | 2003-01-07 |