4 Patents
- US122341232025Elevator Door Interlock Device, Elevator Door Interlock Operation Method and Elevator System
OTIS ELEVATOR COMPANY
0 cites - US120774092024Control System, Elevator System and Control Method for Machine Passengers
OTIS ELEVATOR COMPANY
0 cites - US116972082023Operation Management Method and Device for Elevator, Elevator System and Computer-readable Storage Medium
OTIS ELEVATOR COMPANY
0 cites - 0 cites