Issued Patents 2002
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474839 | LED based trough designed mechanically steerable beam traffic signal | — | 2002-11-05 |
| 6473002 | Split-phase PED head signal | — | 2002-10-29 |
| 6450662 | Solid state traffic light apparatus having homogenous light source | — | 2002-09-17 |
| 6448716 | Solid state light with self diagnostics and predictive failure analysis mechanisms | — | 2002-09-10 |
| 6441750 | Light alignment system for electronically steerable light output in traffic signals | — | 2002-08-27 |
| 6439743 | Solid state traffic light apparatus having a cover including an integral lens | — | 2002-08-27 |
| 6426704 | Modular upgradable solid state light source for traffic control | — | 2002-07-30 |