ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,510,350, issued on Dec. 30, was assigned to The Boeing Co. (Arlington, Va.) and FemtoMetrix Inc. (Irvine, Calif.).

"Surface sensing systems and methods for imaging a scanned surface of a sample via sum-frequency vibrational spectroscopy" was invented by Jeffrey H. Hunt (Thousand Oaks, Calif.), Jianing Shi (Sunnyvale, Calif.) and John Paul Changala (Tustin, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Surface sensing methods for imaging a scanned surface of a sample via sum-frequency vibrational spectroscopy are disclosed herein. The methods include exposing a sampled location of the scanned surface to a visible light beam and exposing the sampl...