ALEXANDRIA, Va., July 30 -- United States Patent no. 12,374,717, issued on July 29, was assigned to PolyPlus Battery Co. (Berkeley, Calif.).
"Surface treatment of a sulfide glass solid electrolyte layer" was invented by Steven J. Visco (Berkeley, Calif.), Vitaliy Nimon (Berkeley, Calif.), Alexei Petrov (Berkeley, Calif.), Yevgeniy S. Nimon (Berkeley, Calif.) and Bruce D. Katz (Berkeley, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Chemically treating ionically conductive sulfide glass solid electrolyte separators or separator layers can improve performance. In particular, treatment involving chemically etching a surface or surface region of the sulfide glass separator to blunt, lessen or remove edge...