ALEXANDRIA, Va., June 6 -- United States Patent no. 12,283,937, issued on April 22, was assigned to Skyworks Global Pte. Ltd. (Singapore).

"Bulk acoustic wave device with multi-gradient raised frame" was invented by Benfeng Zhang (Moriguchi, Japan), Jiansong Liu (Irvine, Calif.), Benjamin Paul Abbott (Irvine, Calif.), Kwang Jae Shin (Yongin, South Korea) and Alexandre Augusto Shirakawa (Cardiff by the Sea, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of this disclosure relate to a bulk acoustic wave device with a multi-gradient raised frame. The bulk acoustic wave device includes a first electrode, a second electrode, a piezoelectric layer positioned between the first electrode and the secon...