Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6625286 | Precise amplitude correction circuit | Raymond Rubacha, Samuel L. Thomasson | 2003-09-23 |
| 6608898 | Band pass and notch filters for echo reduction with less phase distortion | Samuel L. Thomasson | 2003-08-19 |
| 6421443 | Acoustic and electronic echo cancellation | Samuel L. Thomasson | 2002-07-16 |
| 6301364 | Tagging echoes with low frequency noise | Donald Allan Lowmiller, Samuel L. Thomasson | 2001-10-09 |
| 6252967 | Reducing acoustic feedback with digital modulation | Samuel L. Thomasson, Richard W. Ulmer | 2001-06-26 |
| 6166573 | High resolution delay line | Samuel L. Thomasson | 2000-12-26 |
| 6166766 | Sensing circuit for capturing a pixel signal | Frederic B. Shapiro, Deborah J. Beckwith, Michael W. Hodel | 2000-12-26 |