ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,452,576, issued on Oct. 21, was assigned to SHENZHEN SHOKZ Co. LTD. (Shenzhen, China).
"Acoustic output device and wearable device" was invented by Guangyuan Zhu (Shenzhen, China), Lei Zhang (Shenzhen, China) and Xin Qi (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The embodiments of the present disclosure provide an acoustic output device, including: a first piezoelectric element configured to generate vibrations based on an audio signal; a fixing structure configured to place the acoustic output device near a user's ear without blocking the user's ear canal, an end of the fixing structure being connected to one end of the first piezo...