ALEXANDRIA, Va., June 9 -- United States Patent no. 12,650,390, issued on June 9, was assigned to SIEMENS ENERGY AS (Oslo, Norway).

"Wear sensor" was invented by Jan Inge Folgero-Holm (Foldroyhamn, Norway).

According to the abstract* released by the U.S. Patent & Trademark Office: "An intrusive wear sensor (1) comprises one or more optical fibres (22, 122, 222) mounted in an intrusive probe housing (20), one end of the one or more optical fibres being adapted to be directly exposed to a process fluid in use. An electronics module (13) is mounted in the wear sensor and separated from the process fluid flow (14) by a barrier (16). The electronics module (13) comprises a light transmitter (27) to transmit a light beam (23) along the one or m...