Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6486859 | Color displays | John O. Drewery | 2002-11-26 |
| 5561463 | Video signal coding using sub-band coding and phase-segregated coding techniques | Graham Thomas | 1996-10-01 |
| 5010392 | Method of and apparatus for receiving high definition television signals | — | 1991-04-23 |
| 4306249 | Digital signal processing method and apparatus | — | 1981-12-15 |