Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4943707 | Transaction approval system | — | 1990-07-24 |
| 4908521 | Transaction approval system | Carl M. Campbell | 1990-03-13 |
| 4870259 | Transaction approval system | Carl M. Campbell | 1989-09-26 |
| 4822985 | Transaction approval system | Carl M. Campbell | 1989-04-18 |
| 4812628 | Transaction system with off-line risk assessment | Vincent Boston, Einar L. Asbo | 1989-03-14 |
| 4734564 | Transaction system with off-line risk assessment | Vincent Boston, Einar L. Asbo | 1988-03-29 |