Issued Patents 2023
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11834301 | Guide device for an elevator car and elevator system | Bichun Li, Shenhong Wang | 2023-12-05 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11834301 | Guide device for an elevator car and elevator system | Bichun Li, Shenhong Wang | 2023-12-05 |