ALEXANDRIA, Va., March 12 -- United States Patent no. 12,246,690, issued on March 11, was assigned to HYUNDAI MOTOR COMPANY (Seoul, South Korea) and KIA Corp. (Seoul, South Korea).

"Apparatus for estimating brake judder of vehicle and method thereof" was invented by Ho Hyun Cha (Seoul, South Korea) and Sung Wook Lee (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for estimating brake judder of a vehicle and a method thereof includes a communication device that receives sensor data from a plurality of vehicles, and a controller that extracts learning data by pre-processing the sensor data, trains a clustering model to group characteristic data corresponding to the learning data...