ALEXANDRIA, Va., April 2 -- United States Patent no. 12,268,095, issued on April 1, was assigned to MURATA MANUFACTURING Co. LTD. (Kyoto, Japan).
"Piezoelectric device" was invented by Yutaka Kishimoto (Nagaokakyo, Japan), Shinsuke Ikeuchi (Nagaokakyo, Japan), Masayuki Suzuki (Nagaokakyo, Japan) and Fumiya Kurokawa (Nagaokakyo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A piezoelectric device includes a base portion and an upper layer on an upper side of and supported by the base portion. The upper layer includes a membrane portion that does not overlap with the base portion in plan view. The membrane portion includes at least one piezoelectric layer sandwiched by electrode layers from a top and a ...