Issued Patents 2024
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12180034 | Communication network switching system and method for elevator system, and elevator system | Qiang Chen, Bichun Li, Yu Zhang | 2024-12-31 |
| 12139371 | Connecting mechanism, elevator shaft module and elevator system | Bichun Li, Qirui Wang | 2024-11-12 |
| 12103818 | Bluetooth module of elevator system | Hui Chen, Kai Li, Siqi Ma | 2024-10-01 |
| 12043520 | Passenger guiding system for elevator, elevator system and passenger guiding method | Hui Chen | 2024-07-23 |
| 11939186 | Wireless signal device, system and method for elevator service request | Kai Li, Siqi Ma, Haofeng Hou, Fu Qi | 2024-03-26 |