ALEXANDRIA, Va., July 14 -- United States Patent no. 12,681,596, issued on July 14, was assigned to Lite-On Technology Corp. (Taipei, Taiwan).
"Touch display device" was invented by Chun-Chieh Huang (Taipei, Taiwan), Ming-Fu Yen (Taipei, Taiwan), Ching-Lung Cheng (Taipei, Taiwan) and Chen Jung Ni (Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A touch display device is provided, including a circuit board, a backlight module, a plurality of light-emitting elements, a plurality of piezoelectric elements, and a panel. The circuit board has a first surface and a second surface. The circuit board is provided with a first control unit, a first driver group, a second control unit, and a second driver...