Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11524867 | Determination of non-normal elevator calling request in an automatic elevator calling request system | Wenbo Huang, Haiyan Xue, Renxiang Chen, Heping Qiu, Lieping Wei +2 more | 2022-12-13 |
| 11447366 | Determination for motion of passenger over elevator car | Wenbo Huang | 2022-09-20 |
| D958885 | Signage in a building environment | Robert Costabile, Danny Lee | 2022-07-26 |