Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6806816 | Robust system for transmitting and receiving map data | — | 2004-10-19 |
| 6762698 | Robust system for transmitting and receiving map data | Wayne E. Bretl | 2004-07-13 |
| 6687310 | Trellis coded modulation system for digital television signal with trellis coded data and synchronization symbols | Richard W. Citta, Wayne E. Bretl | 2004-02-03 |