Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Solution for detecting an arrival of a maintenance person to a maintenance site

Solution for detecting an arrival of a maintenance person to a maintenance site

US Patent 12499747 · Granted Dec 16, 2025

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and a door drive unit for defining tension of a belt of an automatic door2025
System and a method for detecting an out-of-operation state of an elevator syste2025
Remote monitoring system and a method for remotely monitoring an elevator system2025
Method for diagnosis and/or maintenance of a transportation system, and software2025
Elevator system and a method for observing a misoperation2024
Method for preventive maintenance of an elevator and an elevator system2023
Automatic fault clearing for elevators, escalators and automatic doors2023
Deployment of a controller in an elevator2021
Automatic fault clearing for elevators, escalators and automatic doors2021
Remote configuration of elevators, escalators and automatic doors2021
Method for diagnosis and/or maintenance of a transportation system, and software2021
Remote fault clearing for elevators, escalators, and automatic doors2021