Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9142103 | Mass notification alarm and system with programmable color output | Martin Paul Robotham, Thomas Greenwood | 2015-09-22 |
| 9083443 | Intelligent notification appliance circuit and system | Donald Edward Becker, Dennis Ted Rock, Jan A. Braam, William Edwards, Bruce Montgomery, Jr. | 2015-07-14 |
| 8804291 | Line isolators for isolating multiple faults in emergency systems | Donald Edward Becker, Vladimir Geyts | 2014-08-12 |