ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,502,990, issued on Dec. 23, was assigned to VOLKSWAGEN AG (Wolfsburg, Germany).
"Battery system for a motor vehicle, and motor vehicle with a replaceable battery" was invented by Onur Misir (Hannover, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a battery system (1) for a motor vehicle (2), comprising: a battery (3) for providing electrical energy for the motor vehicle (2), the battery having a first converter (4) for converting a direct current of the battery (3) into an alternating current and a first coil (5) for producing an alternating magnetic field for transmitting energy to the motor vehicle (2); and a second c...