ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,493,064, issued on Dec. 9, was assigned to INSTITUTE FOR INFORMATION INDUSTRY (Taipei, Taiwan).

"Method and system for identifying operating status of electrical appliance based on non-intrusive load monitoring" was invented by Kuang-Ping Tseng (Taipei, Taiwan), Wen-Jen Ho (Taipei, Taiwan), Yung-Chieh Hung (Taipei, Taiwan) and Kuei-Chun Chiang (Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and a system for identifying an operating status of an electrical appliance based on non-intrusive load monitoring are provided. The method includes the following steps. Total power consumption history data of a target field and appliance power...