ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,490,006, issued on Dec. 2, was assigned to SHENZHEN SHOKZ Co. LTD. (Shenzhen, China).
"Vibration sensors" was invented by Wenjun Deng (Shenzhen, China), Yongshuai Yuan (Shenzhen, China), Wenbing Zhou (Shenzhen, China), Yujia Huang (Shenzhen, China), Jinbo Zheng (Shenzhen, China), Fengyun Liao (Shenzhen, China) and Xin Qi (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A vibration sensor includes a vibration receiver and an acoustic transducer. The vibration receiver includes a housing and a vibration unit. The housing forms an acoustic cavity. The vibration unit is located in the acoustic cavity and divides the acoustic cavity into a firs...