ALEXANDRIA, Va., March 19 -- United States Patent no. 12,255,601, issued on March 18, was assigned to Schaeffler Technologies AG & Co. KG (Herzogenaurach, Germany).
"Filter for an electric machine" was invented by Andreas Humbert (Ottersweier, Germany) and Bao Ngoc An (Karlsruhe, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A filter for an electric machine is disclosed. The filter has an inductor, which is a coil, and a capacitor. The coil has multiple windings, and each turn of the windings includes at least one conductor which is designed to be flat. By virtue of the flat conductor of the coil, the capacitance of the filter is thus formed in the coil itself In the process, the surface of one cond...