Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Backup power supply for elevator

Backup power supply for elevator

US Patent 11511965 · Granted Nov 29, 2022

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Elevator2023
Drive device having safety circuits using logic states for an elevator2023
Elevator2023
Elevator2023
Elevator2022
Elevator2022
Power controller configured to distinguish an intentional signal associated with2022
Battery pack, frequency converter and transport system2022
Battery pack, frequency converter and transport system2022
Rescue apparatus with a remote control and an elevator including the same2022
Elevator2022
Elevator2022