ALEXANDRIA, Va., March 24 -- United States Patent no. 12,586,814, issued on March 24, was assigned to Idemitsu Kosan Co. Ltd. (Tokyo).

"Method of producing sulfide solid electrolyte and method for producing electrode mixture" was invented by Katsuhito Kondo (Chiba, Japan) and Atsushi Sato (Ichihara, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of producing a sulfide solid electrolyte and a method of producing an electrode mixture are described. The method of producing the sulfide solid electrolyte includes a step of mixing a raw material inclusion containing a lithium atom, a phosphorous atom, a sulfur atom, and a halogen atom with at least one lithium oxoacid salt of lithium nitrate, lithiu...