Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6676164 | Personal postal product | David L. Patton, James R. Forger, Jr., Frank Pincelli | 2004-01-13 |
| 6672623 | Modification of receiver surface to reject stamp cancellation information | David L. Patton, Frank Pincelli | 2004-01-06 |