ALEXANDRIA, Va., June 16 -- United States Patent no. 12,656,670, issued on June 16, was assigned to The Board of Regents for the Oklahoma Agricultural and Mechanical Colleges (Stillwater, Okla.).

"Display system and method for making and using same" was invented by Do Young Kim (Tulsa, Okla.), Gijun Seo (Tulsa, Okla.) and Vishal Yeddu (Tulsa, Okla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, a display system and projection screen are described. The projection screen includes a substrate supporting a plurality of pixels. Each pixel has a sensitizing part communicating with at least one light source, the sensitizing part being configured to detect a presence of a non-visible medium indicative of a ...