Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5926543 | Headset amplifier with automatic log on/log off detection | Dwight D. Lynn, Kirk A. Reid | 1999-07-20 |
| RE35536 | Telephone headset amplifier with battery saver, receive line noise reduction, and click-free mute switching | Pierre Irissou, Dwight D. Lynn, Kirk A. Reid | 1997-06-17 |
| 5488657 | Apparatus for and method of operating an automatic log on/log off circuit in a telephone system by disconnecting a headset | Dwight D. Lynn, Kirk A. Reid | 1996-01-30 |
| 5353347 | Telephone headset amplifier with battery saver, receive line noise reduction, and click-free mute switching | Pierre Irissou, Dwight D. Lynn, Kirk A. Reid | 1994-10-04 |
| 5226077 | Headset amplifier with automatic log on/log off detection | Dwight D. Lynn, Kirk A. Reid | 1993-07-06 |
| 4926961 | Hinged acoustical voice tube | Phillip A. Gattey | 1990-05-22 |