ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,554,281, issued on Feb. 17, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).

"Projection optics for optical computing" was invented by James Hilton Clegg (Cambridge, Great Britain), Douglas James Kelly (Cambridge, Great Britain), Francesca Parmigiani (Cambridge, Great Britain), Grace Brennan (Cambridge, Great Britain), Jiaqi Chu (Cambridge, Great Britain), Lucinda Michelle Pickup (Cambridge, Great Britain) and Hitesh Ballani (Cambridge, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical projection system is described that may be used in an optical computing element. The optical projection system has an optical ax...