ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,736,589, issued on Sept. 15, was assigned to Hyundai Motor Co. (Seoul, South Korea) and Kia Corp. (Seoul, South Korea).

"Apparatus for diagnosing state of battery and method thereof" was invented by Bo Hyun Lee (Incheon, South Korea), Ju Seok Kim (Suwon-si, South Korea) and Yo Han Baek (Anyang-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are an apparatus for diagnosing a state of a battery and a method thereof. The apparatus diagnoses the state of the battery with high accuracy in a short time period by obtaining first state information of the battery from a battery management system (BMS), obtaining second state information...