Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6611752 | Translation technology for navigation system arrangement | — | 2003-08-26 |
| 6163610 | Telephonic handset apparatus having an earpiece monitor and reduced inter-user variability | Michael A. Zuniga | 2000-12-19 |
| 5745588 | Differential microphone assembly with passive suppression of resonances | Michael A. Zuniga | 1998-04-28 |
| 5539834 | Baffled microphone assembly | Michael A. Zuniga | 1996-07-23 |
| 5511130 | Single diaphragm second order differential microphone assembly | Michael A. Zuniga | 1996-04-23 |
| 5491747 | Noise-cancelling telephone handset | Roger David Benning, John Bradley Hunter, Charles Sanford, Michael A. Zuniga | 1996-02-13 |
| 5473684 | Noise-canceling differential microphone assembly | Michael A. Zuniga | 1995-12-05 |
| 5343523 | Telephone headset structure for reducing ambient noise | Roger David Benning, John Bradley Hunter, Michael A. Zuniga | 1994-08-30 |