ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,553,167, issued on Feb. 17, was assigned to Haier US Appliance Solutions Inc. (Wilmington, Del.).

"Detecting a wash substance during a wash cycle of a washing machine appliance" was invented by Seonghoon Ryu (Suwan-si, South Korea) and Joohyun Park (Seongnam-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for operating a washing machine appliance may include a step of activating a wash cycle of the washing machine appliance. The method may also include a step of flowing a fill of liquid water to a tub of the washing machine appliance. The method may further include a step of flowing a wash substance to the tub of the washing mach...