US Patent Issued to SUMITOMO METAL MINING on March 25 for "Positive electrode active material for lithium ion secondary battery and lithium ion secondary battery" (Japanese Inventors)

ALEXANDRIA, Va., March 26 -- United States Patent no. 12,261,293, issued on March 25, was assigned to SUMITOMO METAL MINING Co. LTD. (Tokyo).

"Positive electrode active material for lithium ion secondary battery and lithium ion secondary battery" was invented by Haruki Kaneda (Niihama, Japan), Yuki Koshika (Niihama, Japan) and Yuki Furuichi (Niihama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A positive electrode active material for a lithium ion secondary battery, the positive electrode active material including a lithium-nickel composite oxide having a hexagonal layered structure and configured by single primary particles or by single primary particles and secondary particles with a plurality of ...