ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,409,832, issued on Sept. 9, was assigned to Hyundai Motor Co. (Seoul, South Korea) and Kia Corp. (Seoul, South Korea).

"Hybrid electric vehicle and shift control method thereof" was invented by Sang Kook Woo (Seongnam-si, South Korea), Won Bin Lee (Suwon-si, South Korea), Soo Bang Lee (Suwon-si, South Korea) and Seul Gi Lee (Hwaseong-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hybrid electric vehicle includes an engine, a first motor directly connected to the engine, an engine clutch, a second motor selectively connected to the first motor through the engine clutch, a transmission directly connected to the second motor, a transmiss...