ALEXANDRIA, Va., June 12 -- United States Patent no. 12,300,807, issued on May 13, was assigned to Samsung SDI Co. Ltd. (Yongin-si, South Korea).

"Positive active material for rechargeable lithium battery, preparing method thereof and rechargeable lithium battery including the same" was invented by Jungsue Jang (Yongin-si, South Korea), Donghyun Kil (Yongin-si, South Korea), Minhan Kim (Yongin-si, South Korea), Jinyoung Kim (Yongin-si, South Korea), Jinhwa Kim (Yongin-si, South Korea), Jihyun Seog (Yongin-si, South Korea), Jaeha Shim (Yongin-si, South Korea), Kiyong Ahn (Yongin-si, South Korea), Donggyu Chang (Yongin-si, South Korea), Youngjoo Chae (Yongin-si, South Korea), Aram Choi (Yongin-si, South Korea) and Jeuk Ha (Yongin-si, South K...