ALEXANDRIA, Va., July 7 -- United States Patent no. 12,673,593, issued on July 7, was assigned to Yanfeng International Automotive Technology Co. Ltd. (Shanghai).
"Headrest structure" was invented by Xinze Zhang (Shanghai), Yineng Shen (Shanghai), Xiaocui Zhang (Shanghai) and Kunjia Gan (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "A headrest structure, comprising a headrest driving seat (400) fixed to a seat backrest, a lead screw motor (410), a gear mechanism (330), transmission racks (320) and a headrest part (10). The headrest structure further comprises a headrest rear cover plate (200) disposed on a rear side of the headrest part (10), wherein the headrest rear cover plate (200) is provided ...