ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,510,576, issued on Dec. 30, was assigned to HyperBio Biological Technology Co. Ltd (Changsha, China).

"Analysis method and apparatus for high-frequency QRS waveform curve, computer device and storage medium" was invented by Qinghong Huang (Changsha, China), Qingxi Huang (Changsha, China), Neng Zuo (Changsha, China) and Xiaoqin Li (Changsha, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A high-frequency QRS waveform curve analysis method comprises: acquiring a high-frequency QRS waveform curve; selecting the high-frequency QRS waveform curve in a preset time period as a reference waveform curve; selecting a point with the minimum root-mean-square ...