ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,717,304, issued on Aug. 25, was assigned to Taiwan Semiconductor Manufacturing Co. Ltd..

"Water level sensor alarm" was invented by Chun-Shuo Chen (Taichung City, Taiwan), Hsuan-Yuan Wu (New Taipei City, Taiwan), Kai Yuan Chan (Tainan City, Taiwan) and Chien Chou Ko (Tainan County, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure describes a system configured to prevent a false low water alarm in a semiconductor processing system. The system includes a liquid reservoir configured to hold a liquid and a sensor system configured to delay an alarm for a predetermined duration of time. In some embodiments, the sensor system inclu...