ALEXANDRIA, Va., June 19 -- United States Patent no. 12,329,494, issued on June 17, was assigned to Siloton Ltd. (West Bridgford, Great Britain).

"Integrated optical system for spectral domain optical coherence tomography" was invented by Euan Allen (Bristol, Great Britain) and Alasdair Price (Bristol, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for optical coherence tomography (OCT) scanning is described. The apparatus provides a first signal, a reference signal, a photonics integrated circuit, and a means for analyzing an interference signal. The photonics integrated circuit receives a reflected first signal, reflected from a subject. The photonics integrated circuit couples t...