Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5974148 | Method for securing information relevant to a transaction | — | 1999-10-26 |
| 5936541 | Method for securing information relevant to a transaction | — | 1999-08-10 |
| 5793302 | Method for securing information relevant to a transaction | — | 1998-08-11 |
| 5646998 | Secure transaction system and method utilized therein | — | 1997-07-08 |
| 5555303 | Secure transaction system and method utilized therein | — | 1996-09-10 |
| 5524073 | Secure transaction system and method utilized therein | — | 1996-06-04 |
| 5267314 | Secure transaction system and method utilized therein | — | 1993-11-30 |
| RE31302 | Validation systems for credit card or the like | — | 1983-07-05 |