ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,446,780, issued on Oct. 21, was assigned to PHILOPHOS INC. (Daejeon, South Korea).

"Spectral domain-optical nonlinearity tomography device" was invented by Jung Ho Chung (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical tomography device includes a sample optical path system for injecting light, scanned from a light source, into a sample corresponding to biological tissue; a reference optical path system for collecting the light scanned from the light source; and a detection unit for detecting a tomography image of the sample by interfering with sample light, transmitted from the sample optical path system and reflected f...