ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,768,201, issued on Oct. 20, was assigned to HANDYWAY Co. LTD. (Changhua, Taiwan).
"Combination lock" was invented by Cheng-Yu Tsai (Changhua, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A combination lock comprises a primary lock body and a secondary lock body. The primary lock body includes a base, a sleeve extending toward the secondary lock body with multiple dials mounted on its outer surface, a receiving portion at the distal end of the sleeve, and a movable lock core disposed within the sleeve and the receiving portion. At least one locking pin extends through the receiving portion and abuts against the lock core. The secondary lock body...