ALEXANDRIA, Va., July 23 -- United States Patent no. 12,369,000, issued on July 22, was assigned to Transducer Star Technology INC. (Hsinchu, Taiwan).
"Electro-acoustical transducer device" was invented by Yu-Chen Chen (Hsinchu, Taiwan), Chun-Kai Chan (Hsinchu, Taiwan), Hsu-Hsiang Cheng (Hsinchu, Taiwan) and Ming-Ching Cheng (Hsinchu, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electro-acoustical transducer device is disclosed, which includes: a hollow disk body that generally defines an axis of propagation, the hollow disk body comprising: a pair of plate members extending substantially perpendicular to the axis of propagation, each provided with a central transmitting port arranged about the a...