ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,747,611, issued on Sept. 29, was assigned to The Sun Lock Co. Ltd. (Tuen Mun, Hong Kong).
"Dual unlock padlock with reset function" was invented by Karl Lai (Tai Po, Hong Kong).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention is directed to a padlock having dual locking control mechanisms, where one locking control mechanism is a key controlled mechanism and the other locking control mechanism is a combination controlled mechanism. The key controlled mechanism is configured to allow for unlocking and locking of the padlock through the use of a correct cut key, and the combination controlled mechanism is configured to allow for unlock...