ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,507,018, issued on Dec. 23, was assigned to Infineon Technologies AG (Neubiberg, Germany).
"Piezoelectric transducer" was invented by Christian Bretthauer (Munich), Gabriele Bosetti (Munich) and Andreas Bogner (Munich).
According to the abstract* released by the U.S. Patent & Trademark Office: "A piezoelectric transducer comprises a deflectable structure having a first portion and a laterally adjoining second portion. The first portion has a piezoelectric layer and the second portion has an insulating material layer, and the second portion has a higher rigidity and a smaller mass per unit area than the first portion."
The patent was filed on April 19, 2023, under Application No. 18/...