ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,431,539, issued on Sept. 30, was assigned to SAMSUNG ELECTRONICS Co. LTD. (Gyeonggi-Do, South Korea).

"All-solid secondary battery and method of preparing the same" was invented by Myungjin Lee (Seoul, South Korea), Jusik Kim (Hwaseong-si, South Korea), Sewon Kim (Suwon-si, South Korea), Victor Roev (Hwaseong-si, South Korea), Changhoon Jung (Seoul, South Korea) and Intaek Han (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An all-solid secondary battery includes a cathode layer including a cathode active material layer; an anode layer; and a solid electrolyte layer disposed between the cathode layer and the anode layer, wherein the ...