ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,448, issued on Nov. 11, was assigned to Shenzhen Baibian Precision Technology Co. Ltd. (Shenzhen, China).

"Multi-vibrator connected piezoelectric pump, operating method and application device" was invented by Haiyang Wang (Guangdong, China), Guojing Xie (Guangdong, China) and Jiebin Gan (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to the technical field of piezoelectric pump, in particular to a multi-vibrator connected piezoelectric pump, an operating method and an application device, comprising a pump body and piezoelectric vibrators arranged in the pump body for fluid transmission. In the invention, a plur...