ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,868, issued on Sept. 23, was assigned to Inventec (Pudong) Technology Corp. (Shanghai) and Inventec Corp. (Taipei, Taiwan).

"Liquid level controlling apparatus" was invented by Kai-Yang Tung (Taipei, Taiwan) and Hung-Ju Chen (Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid level controlling apparatus includes a plurality of main sinks, a storage sink, a pump and a connection tube. One of the plurality of main sinks includes a transmission port and a first liquid level detector. The storage sink includes a delivery port and a second liquid level detector. The pump includes an outlet and an inlet. The connection tube includes a...