Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11858780 | Governor assembly, elevator safety device and elevator system | Wei-Chung Wang, Yong Zhao | 2024-01-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11858780 | Governor assembly, elevator safety device and elevator system | Wei-Chung Wang, Yong Zhao | 2024-01-02 |