ALEXANDRIA, Va., June 6 -- United States Patent no. 12,280,741, issued on April 22, was assigned to Hyundai Motor Co. (Seoul, South Korea) and Kia Corp. (Seoul, South Korea).
"Control apparatus and method for locking or unlocking door" was invented by Bing Le Cong (Yantai, China), Jing Song Sun (Yantai, China) and Xu Qiang Sun (Yantai, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A control apparatus and a method for locking or unlocking a door include a smart key including a door locking and unlocking button provided thereon and configured for transmitting a control signal for locking or unlocking the door through a door locking and unlocking button; a smart key check module configured to determine w...