Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11430305 | Notification terminal with text-to-speech amplifier | — | 2022-08-30 |
| 10535234 | Notification terminal with text-to-speech amplifier | — | 2020-01-14 |
| 10297117 | Notification terminal with text-to-speech amplifier | — | 2019-05-21 |
| 7760721 | Method and system for computer based intercom control and management | — | 2010-07-20 |
| 7698437 | Method and apparatus for multiple audio connections over networks | Jonathan Niedfeldt | 2010-04-13 |
| 5483579 | Voice recognition dialing system | — | 1996-01-09 |