Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675650 | Controlled acceptance mail payment and evidencing system | Robert A. Cordery, Linda V. Gravell, Leon A. Pintsov | 1997-10-07 |
| 5661803 | Method of token verification in a key management system | Robert A. Cordery, John F. Braun, Frank M. D'Ippolito, Kathyrn V. Lawton, Steven J. Pauly +2 more | 1997-08-26 |