ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,698, issued on June 3, was assigned to PIXEL PHOTONICS GMBH (Munster, Germany).

"Interception-proof single-photon detector device for detecting an optical signal" was invented by Fabian Beutel (Munster, Germany), Wolfram Pernice (Munster, Germany) and Nicolai Walter (Munster, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a single-photon detector device (10) for detecting an optical signal, comprising an optical waveguide (12) and at least two nanowires (16, 18). The optical waveguide (12) is designed to guide the optical signal along an optical axis (14), wherein the at least two nanowires (16, 18) are arranged along...