ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,180, issued on March 17, was assigned to Samsung SDI Co. Ltd. (Yongin-si, South Korea).

"Composite cathode active material, cathode and lithium battery containing composite cathode active material and preparation method thereof" was invented by Andrei Kapylou (Yongin-si, South Korea), Jongseok Moon (Yongin-si, South Korea), Inhyuk Son (Yongin-si, South Korea), Guesung Kim (Yongin-si, South Korea), Denis Chernyshov (Yongin-si, South Korea), Sangkook Mah (Yongin-si, South Korea) and Sungnim Jo (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A composite cathode active material, a cathode including the same, a lithium battery, an...