ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,777,288, issued on Oct. 27, was assigned to SHENZHEN SHOKZ Co. LTD. (Shenzhen, China).

"Transducers, loudspeakers, and acoustic output devices" was invented by Guangyuan Zhu (Shenzhen, China), Lei Zhang (Shenzhen, China), Junjiang Fu (Shenzhen, China) and Xin Qi (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure application relates to a transducer, a loudspeaker, and an acoustic output device. The transducer comprises: a magnetic circuit system including a magnet, a magnetic conductive plate and a magnetic conductive cover, the magnet and the magnetic conductive plate being arranged along a vibration direction of the ...