Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6965322 | Traffic signal operation during power outages | Eric A. Metz | 2005-11-15 |
| 4408180 | Traffic signal light intensity control | — | 1983-10-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6965322 | Traffic signal operation during power outages | Eric A. Metz | 2005-11-15 |
| 4408180 | Traffic signal light intensity control | — | 1983-10-04 |