ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,501, issued on March 17, was assigned to MURATA MANUFACTURING Co. LTD. (Kyoto, Japan).
"Vibration wave radiating device" was invented by Ryota Ito (Nagaokakyo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "In a vibration wave radiating device, when a distance between a connection portion and a reflecting plane portion in a direction orthogonal to the reflecting plane portion is TD, an angle defined by a virtual line parallel to the reflecting plane portion and a back surface of a vibrating portion in a longitudinal section is Theta, a shortest distance between a peripheral edge of the back surface at an end of the vibrating portion opposite ...