Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11473254 | Traffic cones and traffic cone lanterns placement and collection system and a method | Ying Luen Au, Tat Ngong Chan, Chi Kin Poon, Wing Fung Yip, Jia Xu +1 more | 2022-10-18 |