ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,766,571, issued on Oct. 20, was assigned to GOERTEK INC. (Weifang, China).

"Acoustic drainage structure and electronic device" was invented by Jiangtao Zhao (Weifang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is an acoustic drainage structure and an electronic device. The acoustic drainage structure includes a housing and an acoustic assembly. The housing is provided with an accommodating cavity and a first sound-pickup hole communicated with the accommodating cavity. The acoustic assembly includes a sound-pickup module provided in the accommodating cavity and a sound-generating unit provided in the accommodating cavity. The sound-p...