Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6519769 | Audience measurement system employing local time coincidence coding | Michael Robert Hopple, Richard Louis Frey, Donald T. McGrath | 2003-02-11 |
| 6112053 | Television viewership monitoring system employing audio channel and synchronization information | Michael Robert Hopple | 2000-08-29 |
| 5978525 | Fiber optic sensors for gas turbine control | Emily Shu, Dale M. Brown, Louis Jacob Petrucco, Jeffery A. Lovett, Wolfgang Daum | 1999-11-02 |
| 5349525 | Color flow imaging system utilizing a frequency domain wall filter | Anne Lindsay Hall, Richard B. Bernardi, Matthew O'Donnell, Lewis J. Thomas, III, Kenneth Brakeley Welles, II +1 more | 1994-09-20 |
| 4694416 | VLSI programmable digital signal processor | James E. Wheeler, Robert M. Hardy, William James Premerlani | 1987-09-15 |
| 4641276 | Serial-parallel data transfer system for VLSI data paths | — | 1987-02-03 |
| 4596048 | Optically isolated contention bus | — | 1986-06-17 |