ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,769, issued on May 5, was assigned to Inov8 Systems Ltd. (Belfast, Great Britain).

"Self-cleaning optical probe" was invented by Khalid Thabeth (Belfast, Great Britain) and Raymond Acheson (Belfast, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical probe includes an elongate hollow probe body, an optical window mounted at a distal end of the probe body for transmitting light therethrough, an ultrasonic transducer mounted within the probe body for applying ultrasonic vibrations to the optical window for cleaning the optical window, and one or more light guides located within the probe body for transmitting light through the optica...