Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833796 | Count down led traffic signal | — | 2004-12-21 |
| 6717526 | Light degradation sensing LED signal with light pipe collector | Patrick Martineau, Eden Dubuc | 2004-04-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833796 | Count down led traffic signal | — | 2004-12-21 |
| 6717526 | Light degradation sensing LED signal with light pipe collector | Patrick Martineau, Eden Dubuc | 2004-04-06 |