ALEXANDRIA, Va., March 17 -- United States Patent no. 12,575,708, issued on March 17, was assigned to Haier US Appliance Solutions Inc. (Wilmington, Del.).

"Dishwasher appliance and method for operating a dishwasher appliance including a clean indicator" was invented by Haitian Hu (Louisville, Ky.), Adam Hofmann (Louisville, Ky.) and Paul Newsom (Louisville, Ky.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A dishwasher appliance includes a tub; a door, a sensor, and an indicator. The dishwasher performs an operation including determining a completion of a washing cycle, turning on the indicator, accumulating a first value relating to a first characteristic and a second value relating to a second characteri...