ALEXANDRIA, Va., July 21 -- United States Patent no. 12,686,506, issued on July 21, was assigned to Hyundai Motor Co. (Seoul, South Korea) and Kia Corp. (Seoul, South Korea).

"System and method for loading and unloading cargo" was invented by Kye Yoon Kim (Gunpo-Si, South Korea) and Choung Hyoung Kim (Anyang-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a system and a method for loading and unloading a cargo that can measure a change and distribution of load, learn an optimal center of gravity, and ensure control stability by easily adjusting the center of gravity and maintaining balance in an aircraft. The system for loading and unloading a cargo may includ...