ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,970, issued on Sept. 30, was assigned to SUNREX TECHNOLOGY CORP. (Taichung, Taiwan).
"Full-area touch device" was invented by Yin Chu (Chongqing, China) and Xiao-Bing Zhang (Xuangzhong Xiang, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A full-area touch device includes a supporting unit and a touch control unit. The supporting unit includes a base plate having an intermediate portion, two side frame portions, and two pairs of extended rod portions respectively connected to opposite sides of the side frame portions, and two resilient sheet sets. Each resilient sheet set has a floating plate that is connected to a respective pair of the exte...