ALEXANDRIA, Va., June 4 -- United States Patent no. 12,322,792, issued on June 3, was assigned to SK ON Co. LTD. (Seoul, South Korea).

"Cathode for lithium secondary battery and lithium secondary battery including cathode" was invented by Su Ung Chae (Daejeon, South Korea) and Seung Ryul Choi (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cathode is disclosed. In some implementations, the cathode includes a current collector, a first cathode mixture layer on at least one surface of the current collector, and a second cathode mixture layer on the first cathode mixture layer. The first cathode mixture layer includes a first cathode active material having a layered crystal structure, and...