Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Obstacle detection device and door operator system equipped with the same

Obstacle detection device and door operator system equipped with the same

US Patent 12054988 · Granted Aug 6, 2024

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Door operator with an abnormal voltage protection function and method for protec2024
Dual-voltage door operator control system2024
Sectional lifting door system2024
Device for releasing and resetting a fire and smoke barrier2022
Door operator with high-speed operation and fire escape functions2021
Control system for fire door and a door operator having the same2021
Door curtain anti-dropping device having latching pin locking mechanism2020
Door curtain anti-dropping device having latching pin locking mechanism2019
Door operator having lock mechanism2019
Device and method for controlling speed of rolling door2018
Direction switchable ratchet device for door operator2017
Door operator system capable of detecting a current-time position of a movable b2017