ALEXANDRIA, Va., June 19 -- United States Patent no. 12,333,877, issued on June 17, was assigned to Nanning FuLian FuGui Precision Industrial Co. Ltd. (Nanning, China).

"Authorization and unlocking method and system for a door lock, electronic device, and computer-readable storage medium" was invented by Jian-You Huang (New Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An authorization and unlocking method for a door lock is disclosed. A device binding operation is performed to bind a digital key to a digital door lock. The digital key is unlocked. The digital door lock is activated when the digital key is inserted into the digital door lock. It is determined whether the digital key is bound ...