ALEXANDRIA, Va., June 18 -- United States Patent no. 12,326,422, issued on June 10, was assigned to Infineon Technologies AG (Neubiberg, Germany).

"Gas sensor containing an ultrasonic resonator and use for the detection of gases" was invented by Matthias Eberl (Taufkirchen, Germany) and Christian Bretthauer (Munich).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gas sensor comprises a membrane, a first plate arranged on a first side of the membrane and having through openings for the passage of a gas, a second plate arranged on a second side of the membrane, the second side being situated opposite the first side, and an electronic circuit, which is connected to the membrane, the first plate and the second p...