ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,728,828, issued on Sept. 8, was assigned to HYUNDAI MOBIS Co. LTD. (Seoul, South Korea).

"Power supply apparatus and method for electro-mechanical brake system" was invented by Jong Sung Kim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power supply apparatus includes a battery and a DC-DC converter converting a voltage value of the battery; a main controller determining commands required for driving and braking of a vehicle; an auxiliary controller controlling driving and braking of the vehicle when the main controller is in a function degraded status or an unfunctional status; left front, right front, left rear and right rear wh...