Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10074353 | Self-powered loudspeaker for sound masking | Mitchell Nollman | 2018-09-11 |
| 9955245 | Wireless sound-emitting device and system for remotely controlling a sound-emitting device | Christopher Calisi, Edward Driscoll, Thomas R. Horrall | 2018-04-24 |