ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,418,043, issued on Sept. 16, was assigned to HYUNDAI MOTOR COMPANY (Seoul, South Korea) and KIA Corp. (Seoul, South Korea).

"Method of manufacturing a solid electrolyte for an all-solid-state battery through liquid stirring" was invented by Yong Jun Jang (Seongnam-si, South Korea), In Woo Song (Gwacheon-si, South Korea), Sun Ho Choi (Incheon, South Korea), Sa Heum Kim (Suwon-si, South Korea) and Sang Heon Lee (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of manufacturing a solid electrolyte for an all-solid-state battery is provided by allowing a starting material to react through liquid stirring without pulverization....