ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,512,818, issued on Dec. 30, was assigned to MURATA MANUFACTURING Co. LTD. (Kyoto, Japan).
"Multiplexer" was invented by Toshiaki Takata (Nagaokakyo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A multiplexer includes a first filter and a second filter with a lower pass band than that of the first filter. A longitudinally coupled acoustic wave resonator of the first filter includes an interdigital transducer electrode group of interdigital transducer electrodes having an asymmetric shape with respect to a center line that passes through a center of the interdigital transducer electrode group and is perpendicular or substantially perpendicular to ...