Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9736585 | System and method for driving a low frequency speaker | — | 2017-08-15 |
| 9607494 | Supervised interconnect smoke alarm system and method of using same | Darin D. Tuttle, David E. Christian, Scott R. Edwards, David L. Newhouse | 2017-03-28 |