Patents/Inventors

Bichun Li

ShanghaiCN16 patents

9 Patents

US126006012026
Voltage Signal Processing Unit, Landing Door Failure Locating System and Method, Elevator System
OTIS ELEVATOR COMPANY
0 cites
US124796962025
Calibration Method and System for Virtual Buttons, Elevator and Storage Medium
OTIS ELEVATOR COMPANY
0 cites
US121800342024
Communication Network Switching System and Method for Elevator System, and Elevator System
OTIS ELEVATOR COMPANY
0 cites
US121393712024
Connecting Mechanism, Elevator Shaft Module and Elevator System
OTIS ELEVATOR COMPANY
0 cites
US118343012023
Guide Device for an Elevator Car and Elevator System
OTIS ELEVATOR COMPANY
0 cites
US118274952023
Mounting Bracket for Guiding Rail of Elevator and Mounting Method Thereof, Locating Apparatus, Bracket Adjusting Apparatus and Elevator System
OTIS ELEVATOR COMPANY
0 cites
US117876602023
Brake Monitoring Circuitry, Elevator System and Brake Monitoring Method
OTIS ELEVATOR COMPANY
0 cites
US117807062023
Modular Elevator Assembly and Rail
OTIS ELEVATOR COMPANY
0 cites
US116674962023
Roller System, Roller Braking Device and Elevator System
OTIS ELEVATOR COMPANY
0 cites