ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,787,646, issued on Nov. 3, was assigned to Fraunhofer-Gesellschaft zur Forderung der Angewandten Forschung E.V. (Munich).

"Movable piezo element and method for producing a movable piezo element" was invented by Thomas Kampfe (Dresden, Germany), Patrick Polakowski (Dresden, Germany) and Konrad Seidel (Dresden, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A movable piezo element and to a method for producing the element are provided. The movable piezo element may have a structured substrate, in which an intermediate layer is arranged between a first substrate layer and a second substrate layer. The element may also have a first electrode layer. T...