ALEXANDRIA, Va., April 9 -- United States Patent no. 12,270,835, issued on April 8, was assigned to LG ENERGY SOLUTION LTD. (Seoul, South Korea).
"Contactor management method and battery system providing the same method thereof" was invented by Hojoon Lee (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Discussed is a contactor management method and a battery system to perform the method, wherein the battery system includes a contactor connected between a battery pack and an external device; a voltage measurer to measure a first operation voltage supplied to the contactor; and a controller to determine opening or closing of the contactor based on the first operation voltage measured from ...