ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,487,713, issued on Dec. 2, was assigned to Wuhan China Star Optoelectronics Technology Co. Ltd. (Wuhan, China).
"Touch display devices and touch methods thereof" was invented by Weiwu Zhu (Hubei, China), Gonghua Zou (Hubei, China) and Ting Ye (Hubei, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a touch display device and a touch method thereof. The touch display device is added with a pattern layer having a plurality of minimum units. Multiple minimum units of the plurality of minimum units are disposed correspondingly on one touch electrode. The feature bodies of the pattern layer are configured to be identified by an active pen di...