ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,717,472, issued on Aug. 25, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).
"Method and apparatus for displaying operating track" was invented by Yuanbing Zhao (Shenzhen, China) and Chundong Li (Dongguan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "In accordance with an embodiment, a method for displaying an operation track includes: determining that a first touch point on a touchscreen is in a continuous writing state; and in response to detecting that at least two touch points exist on the touchscreen, displaying input content on the touchscreen based on a movement track of the first touch point, wherein the at least two touch...