| 8059937 |
Relating to the copy protection of optical discs |
Carmen Laura Basile, Jonny Boyd Reckless, Lee Avery, Glenn Siebert |
2011-11-15 |
| 6701062 |
Generational copy control of a video signal |
Johan Cornelis Talstra, Mark Hollar, David C. Collier, William J. Wrobleski, James R. Holzgrafe +4 more |
2004-03-02 |
| 6553127 |
Method and apparatus for selective block processing |
— |
2003-04-22 |
| 6404889 |
Protection of a component video signal |
John O. Ryan, Ronald Quan |
2002-06-11 |
| 6374036 |
Method and apparatus for copy-once watermark for video recording |
John O. Ryan, Patrice Capitant, Clayton L. Davidson, James R. Holzgrafe, Andrew Mellows +1 more |
2002-04-16 |
| 6295360 |
Method and apparatus to defeat composite video signal protection |
John O. Ryan, Ronald Quan |
2001-09-25 |
| 6009172 |
Method and apparatus for optimizing scrambling concealment of a video signal by modifying a specialized sync pulse |
Ronald Quan |
1999-12-28 |