ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,375, issued on April 21, was assigned to Zhongshan Hongguan West Union Electric Technology Co. Ltd (Zhongshan, China).

"Humidifier with improved control and floor-standing fan" was invented by Yuying Li (Zhongshan, China) and Yubin Li (Zhongshan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A humidifier with improved control and a floor-standing fan, The humidifier includes a water tank, a base, an ultrasonic high-frequency atomizing plate, a float assembly, a drain valve and a control panel. The base is provided thereon with an atomizing chamber and an atomizing plate mounting base, the drain valve is arranged on a bottom plate of the wate...