ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,418, issued on March 17, was assigned to Mahle International GmbH (Germany).

"Ground assembly for an inductive charging device" was invented by Mike Boettigheimer (Kornwestheim, Germany), Thomas Himmer (Reichenbach, Germany), Christopher Laemmle (Stuttgart, Germany), Martin Steinbach (Waiblingen, Germany) and Holger Schroth (Maulbronn, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A ground assembly for an inductive charging device for inductively charging a motor vehicle parked on a surface may include a base plate, a flat coil, a core arrangement, a lower hollow space, a support, and a heat conducting element. The flat coil may be arrange...