Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8094040 | Methods and apparatus for electronically detecting siren sounds for controlling traffic control lights for signalling the right of way to emergency vehicles at intersections or to warn motor vehicle operators of an approaching emergency vehicle | Robertt H. Cornett | 2012-01-10 |