Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6476878 | Method and apparatus for audio signal processing | Robert C. Cheng, Benny Hsu, Martin Taylor | 2002-11-05 |
| 6272226 | Apparatus and method for masking audio signals in a signal distribution system | Raheel Khan | 2001-08-07 |
| 5068893 | Television signal processing network for subscription television jamming signals | Lamar E. West, Jr., Majid Ghanouni, Alex M. Cook, Jr. | 1991-11-26 |
| 4748667 | Jamming signal scrambling and descrambling systems for CATV | James O. Farmer, Anatoly Kozushin, Herman A. Kruse, Christopher P. Lewis, Frank R. Little +4 more | 1988-05-31 |