Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5680456 | Method of manufacturing generic meters in a key management system | Walter J. Baker, Feliks Bator, Robert A. Cordery, Kevin D. Hunter, Kathryn V. Lawton +5 more | 1997-10-21 |
| 5661803 | Method of token verification in a key management system | Robert A. Cordery, John F. Braun, Kathyrn V. Lawton, Steven J. Pauly, Leon A. Pintsov +2 more | 1997-08-26 |
| 5655023 | Advanced postage payment system employing pre-computed digital tokens and with enhanced security | Robert A. Cordery, Leon A. Pintsov | 1997-08-05 |