ALEXANDRIA, Va., March 24 -- United States Patent no. 12,583,415, issued on March 24, was assigned to Hyundai Motor Co. (Seoul, South Korea), Kia Corp. (Seoul, South Korea) and Autoliv Development AB (Vargarda, Sweden).

"Vehicle seat having retractor mounted in seat back frame" was invented by Il Chang Sung (Gyeonggi-do, South Korea), Jung Sang You (Gyeonggi-do, South Korea), Taek Choon Kim (Gyeonggi-do, South Korea), Hyeon Ki Hong (Gyeonggi-do, South Korea), Ho Beom Yoon (Gyeonggi-do, South Korea), Chan Ki Moon (Gyeonggi-do, South Korea) and Jung Min Lee (Gyeonggi-do, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vehicle seat includes: a seat back frame constituting a framework of the vehicle...