Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9767371 | Systems and methods for identifying traffic control devices and testing the retroreflectivity of the same | Chengbo Ai, Yichang Tsai, Zhaohua Wang | 2017-09-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9767371 | Systems and methods for identifying traffic control devices and testing the retroreflectivity of the same | Chengbo Ai, Yichang Tsai, Zhaohua Wang | 2017-09-19 |