ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,513,453, issued on Dec. 30, was assigned to SHENZHEN SHOKZ Co. LTD. (Shenzhen, China).

"Microphones" was invented by Wenbing Zhou (Shenzhen, China), Yujia Huang (Shenzhen, China), Yongshuai Yuan (Shenzhen, China), Wenjun Deng (Shenzhen, China), Xin Qi (Shenzhen, China) and Fengyun Liao (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a microphone comprising: an acoustoelectric transducer configured to convert an sound signal to an electrical signal; an acoustic structure, the acoustic structure comprising a sound guiding tube and an acoustic cavity, the acoustic cavity being acoustically communicated with t...