Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11753781 | Apparatus, system, and method for smart roadway stud control and signaling | Harriet Anderson Langford, A. Philip Langford, Alan Anderson, Allison Kelly Beaton, Glenn Le Faou +5 more | 2023-09-12 |
| 11028543 | Apparatus, system, and method for smart roadway stud control and signaling | Harriet Anderson Langford, A. Philip Langford, Alan Anderson, Allison Kelly Beaton, Glenn Le Faou +5 more | 2021-06-08 |
| 10577763 | Apparatus, system, and method for smart roadway stud control and signaling | Harriet Anderson Langford, A. Philip Langford, Alan Anderson, Allison Kelly Beaton, Glenn Le Faou +5 more | 2020-03-03 |