ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,484,450, issued on Nov. 25, was assigned to Universitat Politecnica De Catalunya (Barcelona, Spain).

"Lattice structure with piezoelectric behavior, a force or movement sensor and an actuator containing said lattice structure" was invented by Irene Arias Vicente (Barcelona, Spain), Amir Abdollahi (Barcelona, Spain), Alice Mocci (Barcelona, Spain) and David Codony Gisbert (Barcelona, Spain).

According to the abstract* released by the U.S. Patent & Trademark Office: "Lattice structure with piezoelectric behavior characterized in that the lattice structure (1) comprises a periodic succession of unitary cells (10), wherein each unitary cell (10) is made of a dielectric material, is bendi...