ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,213,234, issued on Jan. 28, was assigned to LG Electronics Inc. (Seoul, South Korea).

"Induction heating apparatus and method for controlling same" was invented by Sihoon Jeong (Seoul, South Korea), Kyelyong Kang (Seoul, South Korea) and Hanna Kim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An induction heating apparatus may include first/second working coils, first/second inverter circuits, and a controller. When a user changes a required power value of a first working coil or a second working coil to a third required power value, a controller determines a third driving frequency corresponding to the third required power value. T...