ALEXANDRIA, Va., May 19 -- United States Patent no. 12,633,520, issued on May 19, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).

"Positive electrode active material for non-aqueous electrolyte secondary cell, and non-aqueous electrolyte secondary cell" was invented by Daizo Jito (Osaka, Japan), Tomohiro Harada (Osaka, Japan), Noriko Fukamichi (Osaka, Japan) and Takeshi Ogasawara (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A positive electrode active material for a non-aqueous electrolyte secondary battery according to one exemplary embodiment comprises: a first lithium transition metal composite oxide represented by general formula LiaNibM11-bO2 (in the f...