Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11577930 | Automatic elevator calling system and a method for controlling automatic calling elevator | Wenbo Huang, Xiaofei Guo, Haiyan Xue, Heping Qiu, Lieping Wei +2 more | 2023-02-14 |
| 11524867 | Determination of non-normal elevator calling request in an automatic elevator calling request system | Wenbo Huang, Xiaofei Guo, Haiyan Xue, Heping Qiu, Lieping Wei +2 more | 2022-12-13 |