ALEXANDRIA, Va., July 7 -- United States Patent no. 12,673,515, issued on July 7, was assigned to Hyundai Motor Co. (Seoul, South Korea) and Kia Corp. (Seoul, South Korea).

"Wheel assembly" was invented by Ji Woo Ha (Suwon-si, South Korea), Hun Keon Ko (Anyang-si, South Korea), Kyoung Min Kim (Seoul, South Korea), Hyeon Sik Shin (Hwaseong-si, South Korea) and Tae Yu Kim (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a wheel assembly including a driving rotation part being rotatable about a driving rotation axis that is a rotation axis that extends in one direction, and a variable rotation part being rotatable about a variable rotation axis that is an imaginary rotation axi...