US Patent Issued to TOYOTA JIDOSHA on Oct. 20 for "Composite particle, positive electrode, all-solid-state battery, and method for producing composite particle" (Japanese Inventors)

ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,770,862, issued on Oct. 20, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).

"Composite particle, positive electrode, all-solid-state battery, and method for producing composite particle" was invented by Hideaki Watanabe (Nisshin, Japan) and Masaru Kubota (Okazaki, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A composite particle includes a positive electrode active material particle and a coating film. The positive electrode active material particle contains a lithium-containing composite oxide having a layered rock salt structure, and the coating film covers at least a part of a surface of the positive electrode active material particle. T...