Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806740 | Magnetic characteristic identification system | Frank D. Tucker | 1989-02-21 |
| 4748679 | Weighted-pixel characteristic sensing system | Vahakn K. Gharibian | 1988-05-31 |
| 4656473 | Secure card and sensing system | Robert N. Goldman | 1987-04-07 |