Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5517572 | Methods and apparatus for connecting and conditioning audio signals | — | 1996-05-14 |
| 5508812 | System for processing and recording digital color television signal onto analog video tape | David K. Stevenson, Henry N. Kannapell | 1996-04-16 |
| 5486929 | Time division multiplexed video recording and playback system | — | 1996-01-23 |
| 5440643 | Audio peripheral mixer circuit and method for noise reduction | David F. Wilson | 1995-08-08 |
| 5424678 | Muting of computer sound system during power cycling | Mark C. Gurries, Steven E. Austin | 1995-06-13 |
| 5398003 | Pulse width modulation speaker amplifier | Steven E. Austin | 1995-03-14 |
| 5357214 | Methods and apparatus for microphone preamplification | Douglas M. Farrar | 1994-10-18 |