ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,448,055, issued on Oct. 21, was assigned to Rivian IP Holdings LLC (Irvine, Calif.).

"Aluminum-reinforced vehicle frame" was invented by Akshat Chauhan (Livonia, Mich.), Randall R Frank (Northville, Mich.), Barry Lett (Woking, Great Britain) and Mohammed Nomaan Khan (Farmington Hills, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed embodiments include apparatuses, vehicles, and methods for providing a frame insert insertable between sections of a structural frame to provide lateral stiffness to resist deformation of the structural frame. In an illustrative embodiment, an apparatus includes a frame insert configured to be received between ...