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Method and apparatus for reducing and restoring the effectiveness of a commercial skip system |
Ronald Quan, John O. Ryan |
2020-01-14 |
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Method and apparatus for reducing and restoring the effectiveness of a commercial skip system |
Ronald Quan, John O. Ryan |
2018-11-13 |
| 9549226 |
Method and apparatus for reducing and restoring the effectiveness of a commercial skip system |
Ronald Quan, John O. Ryan |
2017-01-17 |
| 9060182 |
Method and apparatus for reducing and restoring the effectiveness of a commercial skip system |
Ronald Quan, John O. Ryan |
2015-06-16 |
| 8254756 |
Method and apparatus for reducing and restoring the effectiveness of a commercial skip system |
Ronald Quan, John O. Ryan |
2012-08-28 |
| 8250597 |
Method and apparatus for providing copy protection using a transmittal mode command |
Derek T. Nelson |
2012-08-21 |
| 7620178 |
Copy protection for video signal added pulses |
Alistair Knox, Jeremy Corcoran, John O. Ryan, Ronald Quan |
2009-11-17 |
| 7395545 |
Method and apparatus for providing copy protection using a transmittal mode command |
Derek T. Nelson |
2008-07-01 |
| 7298962 |
Method and apparatus for reducing and restoring the effectiveness of a commercial skip system |
Ronald Quan, John O. Ryan |
2007-11-20 |
| 6381747 |
Method for controlling copy protection in digital video networks |
Derek T. Nelson |
2002-04-30 |
| 5608799 |
Method and apparatus for scrambling and descrambling of video signal with edge fill |
John O. Ryan, Ronald Quan, James R. Holzgrafe |
1997-03-04 |
| 5583936 |
Video copy protection process enhancement to introduce horizontal and vertical picture distortions |
Alistair Knox, Jeremy Corcoran, John O. Ryan, Ronald Quan |
1996-12-10 |
| 5579390 |
Method and apparatus for vertically scrambling and descrambling of video signals |
John O. Ryan, Ronald Quan, James R. Holzgrafe |
1996-11-26 |
| 5504815 |
Method and apparatus for scrambling and descrambling |
John O. Ryan, Ronald Quan, James R. Holzgrafe |
1996-04-02 |
| 5438620 |
Method and apparatus for scrambling and descrambling of video signal with edge fill |
John O. Ryan, Ronald Quan, James R. Holzgrafe |
1995-08-01 |
| 4398815 |
Camera mount |
Verl N. Barzee |
1983-08-16 |