Patent 11588143 was granted and assigned to Panasonic on February, 2023 by the United States Patent and Trademark Office.
Provided is a battery including: a positive electrode containing a positive electrode active material; a negative electrode; and an electrolyte solution containing a nonaqueous solvent. The positive electrode active material contains a compound represented by composition formula (1) below and having a crystal structure belonging to space group FM3-M: Li