ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,528,011, issued on Jan. 20, was assigned to AAC Acoustic Technologies (Shanghai)Co. Ltd. (Shanghai).
"Force feedback device" was invented by Yuntong Li (Shanghai), Liang Jiang (Shanghai), Bing Xie (Shanghai), Simon Forest (Ottawa) and Neil Olien (Ottawa).
According to the abstract* released by the U.S. Patent & Trademark Office: "A force feedback device includes a base, a working body, a driving assembly, and a transmission structure. The working body includes a key assembly and a working surface. The working surface is disposed on the key assembly. The working body is rotatably connected to the base through a first transmission shaft. The driving assembly is rotatably disposed on th...