ALEXANDRIA, Va., July 30 -- United States Patent no. 12,370,894, issued on July 29, was assigned to LG Energy Solution Ltd. (Seoul, South Korea).
"Relay control apparatus, battery pack and electric vehicle" was invented by Ho-Been Choi (Daejeon, South Korea) and Young-Min Kim (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A relay control apparatus for a relay including a contact connected between a positive electrode of a battery and a load, and a coil connected between a relay power terminal and a ground in which the contact moves to a closed position when the coil is energized. The relay control apparatus includes a coil control switch which is turned on in response to a first switchi...