ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,445,112, issued on Oct. 14, was assigned to MURATA MANUFACTURING Co. LTD. (Kyoto, Japan).
"Acoustic wave filter and multiplexer" was invented by Tomohisa Komura (Nagaokakyo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An acoustic wave filter includes at least one of a first series arm resonator circuit in a path connecting input/output terminals and a first parallel arm resonator circuit between a node in the path and ground. At least one of the first series arm resonator circuit and the first parallel arm resonator circuit includes a segmented resonator group including first and second acoustic wave resonators connected in series, an IDT elect...