ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,710,819, issued on Aug. 18, was assigned to Beijing BOE Technology Development Co. Ltd. (Beijing) and BOE Technology Group Co. Ltd. (Beijing).

"Piezoelectric sensor and haptic feedback apparatus" was invented by Yuju Chen (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present disclosure provide a piezoelectric sensor and a haptic feedback apparatus. The piezoelectric sensor includes a base substrate; at least one piezoelectric device located on the base substrate; an organic insulation layer located on one side, facing away from the base substrate, of the piezoelectric device; an inorganic insulation layer located on one side...