ALEXANDRIA, Va., April 7 -- United States Patent no. 12,594,865, issued on April 7, was assigned to AUDI AG (Ingolstadt, Germany).

"Adjustment device for a seat" was invented by Dirk Eckenroth (Eitensheim, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An adjustment device for a seat, which is designed as an extension of a seat plane of the seat. The adjustment device has a length-adjustable adjustment mechanism and at least one elastic tension element. The adjustment mechanism has a central winding roller, multiple sliding rollers, at least one front end part, and at least one rear end part. Each end part is connected to at least one sliding roller. A first end of the at least one tension element is...