Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7269744 | System and method for safeguarding data between a device driver and a device | Keith L. Shippy, Richard P. Mangold | 2007-09-11 |
| 6668324 | System and method for safeguarding data within a device | Richard P. Mangold, Keith L. Shippy | 2003-12-23 |
| 6205550 | Tamper resistant methods and apparatus | Joseph M. Nardone, Richard P. Mangold, Keith L. Shippy, David W. Aucsmith, Richard L. Maliszewski +1 more | 2001-03-20 |
| 6178509 | Tamper resistant methods and apparatus | Joseph M. Nardone, Richard Mangold, Keith L. Shippy, David W. Aucsmith, Richard L. Maliszewski +1 more | 2001-01-23 |
| 6175925 | Tamper resistant player for scrambled contents | Joseph M. Nardone, Richard P. Mangold, Keith L. Shippy, David W. Aucsmith, Richard L. Maliszewski +1 more | 2001-01-16 |