Issued Patents 2003
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6636968 | Multi-node encryption and key delivery | Martin Rosner, Michael S. Pasieka | 2003-10-21 |
| 6631390 | Method and apparatus for generating random numbers using flip-flop meta-stability | — | 2003-10-07 |
| 6601046 | Usage dependent ticket to protect copy-protected material | — | 2003-07-29 |
| 6601172 | Transmitting revisions with digital signatures | — | 2003-07-29 |
| 6529600 | Method and device for preventing piracy of video material from theater screens | Douglas A. Stanton | 2003-03-04 |
| 6530021 | Method and system for preventing unauthorized playback of broadcasted digital data streams | Michael S. Pasieka | 2003-03-04 |
| 6526505 | DES encryption system | — | 2003-02-25 |