Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5878144 | Digital certificates containing multimedia data extensions | George W. Cox, Paul E. Onnen | 1999-03-02 |
| 5805700 | Policy based selective encryption of compressed video data | Joseph M. Nardone, Keith L. Shippy | 1998-09-08 |
| 5757915 | Parameterized hash functions for access control | Robert Knauerhase | 1998-05-26 |
| 5754658 | Adaptive encryption to avoid processor oversaturation | — | 1998-05-19 |
| 5712914 | Digital certificates containing multimedia data extensions | George W. Cox, Paul E. Onnen | 1998-01-27 |
| 5712800 | Broadcast key distribution apparatus and method using chinese remainder | — | 1998-01-27 |
| 5701464 | Parameterized bloom filters | — | 1997-12-23 |
| 5663553 | Mass storage device adapter for smart cards | — | 1997-09-02 |
| 5663896 | Broadcast key distribution apparatus and method using Chinese Remainder | — | 1997-09-02 |
| 5621798 | Method and apparatus for cooperative messaging | — | 1997-04-15 |