Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6205550 | Tamper resistant methods and apparatus | Richard P. Mangold, Jody L. Pfotenhauer, Keith L. Shippy, David W. Aucsmith, Richard L. Maliszewski +1 more | 2001-03-20 |
| 6178509 | Tamper resistant methods and apparatus | Richard Mangold, Jody L. Pfotenhauer, Keith L. Shippy, David W. Aucsmith, Richard L. Maliszewski +1 more | 2001-01-23 |
| 6175925 | Tamper resistant player for scrambled contents | Richard P. Mangold, Jody L. Pfotenhauer, Keith L. Shippy, David W. Aucsmith, Richard L. Maliszewski +1 more | 2001-01-16 |
| 5991403 | Recoverable cryptographic transformation on YUV data suitable for compressions | David W. Aucsmith, Robert Sullivan | 1999-11-23 |
| 5805700 | Policy based selective encryption of compressed video data | Keith L. Shippy, David W. Aucsmith | 1998-09-08 |
| 5668949 | System utilizing multiple address decode resources and decoder receiving address determines address corresponding to resource based on select and ready signals by that particular resource | Michael J. McTague, Howard S. David | 1997-09-16 |
| 5590289 | Method and apparatus for initializing a computer system having central and distributed address decode memory bus resources | Michael J. McTague, Howard S. David | 1996-12-31 |