ALEXANDRIA, Va., July 23 -- United States Patent no. 12,364,436, issued on July 22, was assigned to Shanghai Ninth People's Hospital Affiliated to Shanghai Jiaotong University School of Medicine (Shanghai).

"Automatic test device and method for auditory brainstem response" was invented by Yunfeng Hua (Shanghai), Hao Wu (Shanghai), Haoyu Wang (Shanghai), Bei Li (Shanghai), Xu Ding (Shanghai), Zhiwu Huang (Shanghai) and Xueling Wang (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "An automatic test device and method for auditory brainstem response (ABR) collects an ABR dataset at a plurality of sound loudness levels, increases the times of level averaging by iteration based on an adaptive average metho...