Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6690806 | Various directional/omni-directional hearing aid microphone and housing structures | Alexander L. Darbut, Scott J. Robinson | 2004-02-10 |
| 6597793 | Directional/omni-directional hearing aid microphone and housing | Alex Darbut | 2003-07-22 |
| D438860 | Miniature microphone housing and switch | Alexander L. Darbut, Jean Daevettila | 2001-03-13 |
| 5818324 | Wire coil potentiometer wiper | — | 1998-10-06 |