Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6650430 | Security printing and unlocking mechanism for high security printers | Robert E. Francis, Matthew K. Dunham, Gary M. Klinefelter | 2003-11-18 |
| 6532032 | Printer using thermal printhead | Matthew K. Dunham, Robert E. Francis, Gary M. Klinefelter | 2003-03-11 |