Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6598793 | Article recognition and verification | John Fisher, Paul A. Robertson, David Cross | 2003-07-29 |
| 6257488 | Magnetic detector for security document | Paul A. Robertson, John Fisher | 2001-07-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6598793 | Article recognition and verification | John Fisher, Paul A. Robertson, David Cross | 2003-07-29 |
| 6257488 | Magnetic detector for security document | Paul A. Robertson, John Fisher | 2001-07-10 |