ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,507,325, issued on Dec. 23, was assigned to E.G.O. Elektro-Geraetebau GmbH (Oberderdingen, Germany).
"Method for operating a kitchen appliance, and kitchen appliance" was invented by Christian Egenter (Bretten, Germany) and Max-Felix Mueller (Oberderdingen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "Method for operating a kitchen appliance (100), the kitchen appliance (100) having: a rectifier (1) for producing a DC voltage (UG) from a grid voltage (UN), a first inverter (2) which is powered by the DC voltage (UG) and which is designed to generate a first control signal (AS1) having a first frequency (f1), a first coil (3) which is controlle...