Issued Patents 2024
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11939186 | Wireless signal device, system and method for elevator service request | Kai Li, Shenhong Wang, Siqi Ma, Haofeng Hou | 2024-03-26 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11939186 | Wireless signal device, system and method for elevator service request | Kai Li, Shenhong Wang, Siqi Ma, Haofeng Hou | 2024-03-26 |