ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,396,368, issued on Aug. 19, was assigned to FUJIFILM Corp. (Tokyo).
"Piezoelectric element" was invented by Yusuke Kagawa (Minamiashigara, Japan), Teruo Ashikawa (Minamiashigara, Japan) and Kazuo Hiraguchi (Minamiashigara, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a piezoelectric element capable of reliably performing an electrical connection to an electrode layer. A piezoelectric element includes a piezoelectric layer, electrode layers formed on both sides of the piezoelectric layer, and a protective layer laminated on a surface of the electrode layer opposite to a surface on the polymer composite piezoelectric body side. The pro...