Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7461396 | System and method for providing a secure environment for performing conditional access functions for a set top box | Chris Brown, Nicol C. P. So | 2008-12-02 |
| 6449720 | Public cryptographic control unit and system therefor | Steven Sprague | 2002-09-10 |
| 5764762 | Encrypted data package record for use in remote transaction metered data system | John R. Michener, Kathryn M. Smith | 1998-06-09 |
| 5671283 | Secure communication system with cross linked cryptographic codes | John R. Michener | 1997-09-23 |
| 5615264 | Encrypted data package record for use in remote transaction metered data system | John R. Michener, Kathryn M. Smith | 1997-03-25 |