ALEXANDRIA, Va., March 17 -- United States Patent no. 12,578,223, issued on March 17, was assigned to MURATA MANUFACTURING Co. LTD. (Kyoto, Japan).
"Ultrasonic sensor" was invented by Tomoaki Matsushita (Nagaokakyo, Japan) and Kazuhiro Ebara (Nagaokakyo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An ultrasonic sensor includes a housing, a piezoelectric element on a bottom plate inside the housing, a signal terminal, and a flexible circuit. The flexible circuit is connected to the piezoelectric element and to an end portion of the signal terminal. A side wall includes a pair of thicker portions that oppose each other and a pair of thinner portions with a thickness less than that of the pair of thick...