Issued Patents 2004
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6816838 | Production mail system having subsidies for printing of third party messages on mailpieces | — | 2004-11-09 |
| 6811335 | Method and system for secure printing of image | Walter J. Kulpa | 2004-11-02 |
| 6813613 | System for printing on a local printer coupled to a meter server postage requested from a remote computer | David K. Lee, Perry A. Pierce, David W. Riley | 2004-11-02 |
| 6810390 | System and method for verifying digital postal marks | Cheryl L. Picoult, Leon A. Pintsov, Nathan Rosenberg | 2004-10-26 |
| 6766455 | System and method for preventing differential power analysis attacks (DPA) on a cryptographic device | — | 2004-07-20 |
| 6748535 | System and method for suppressing conducted emissions by a cryptographic device comprising an integrated circuit | Monroe A. Weiant, Jr., Edward J. Twarog | 2004-06-08 |
| 6692168 | Method and system for secure printing of images | Walter J. Kulpa | 2004-02-17 |