ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,164, issued on Feb. 10, was assigned to NHK Spring Co. Ltd. (Yokohama, Japan) and SUBARU Corp. (Tokyo).
"Headrest stay and retaining structure" was invented by Kiyohito Imamura (Yokohama, Japan), Shogo Nakamura (Yokohama, Japan), Tatsuya Sawada (Tokyo) and Masafumi Takano (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A headrest stay includes a detachment prevention slot portion formed in a rod-shaped leg portion, the detachment prevention slot portion being recessed toward a center side of the leg portion, the lock portion being configured to enter into the detachment prevention slot portion, and the detachment prevention slot portion includ...