Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5291291 | ATV television system with reduced co-channel NTSC interference | — | 1994-03-01 | $1,269,000 |
| 5086340 | Co-channel interference reduction system for digital high definition television | Richard W. Citta | 1992-02-04 | $1,012,000 |
| 4688246 | CATV scrambling system with compressed digital audio in synchronizing signal intervals | Ronald Lee, Rudolf Turner | 1987-08-18 | $1,342,000 |
| 4405944 | TV Sound transmission system | Pieter Fockens | 1983-09-20 | $2,107,000 |
| 4339772 | TV Sound Transmission system | Pieter Fockens | 1982-07-13 | $2,775,000 |