ALEXANDRIA, Va., July 14 -- United States Patent no. 12,682,739, issued on July 14, was assigned to HYUNDAI MOTOR COMPANY (Seoul, South Korea) and KIA Corp. (Seoul, South Korea).

"Vehicle control method and vehicle control device" was invented by Seul Ki Jeon (Hwaseong-si, South Korea), Hui Won Shin (Hwaseong-si, South Korea) and Eung Hwan Kim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vehicle control method includes entering an initial warning state based on a door being locked in a pre-warning state to output a first warning alarm for a first time interval after an ignition of a vehicle is turned off, and entering an escalation warning state based on end of the first warning alarm...