ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,751,228, issued on Sept. 29, was assigned to BAKER HUGHES OILFIELD OPERATIONS LLC (Houston).

"Transducers including laser etched substrates" was invented by Sebastian Jung (Isernhagen, Germany), Thomas Kruspe (Wietzendorf, Germany) and Andreas Herbel (Hannover, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of manufacturing a transducer includes forming a support structure from a transparent material, the support structure configured to support a sensing element and deform in response to an environmental parameter. Forming the support structure includes modifying a first portion of the transparent material by exposing the first portion...