Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6724439 | Low cost VSB encoder and RF modulator for supplying a substantially 6 MHZ VSB signal to digital television receiver | — | 2004-04-20 |
| 6559898 | Low cost VBS encoder and RF modulator for supplying VSB baseband signal to RF input of digital television receiver | Richard W. Citta, Raymond C. Hauge, Paul A. Snopko | 2003-05-06 |
| 5764701 | VSB modulator | — | 1998-06-09 |
| 5406587 | Error tracking loop | Ronald Lee, Gopalan Krishnamurthy | 1995-04-11 |