ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,775,300, issued on Oct. 27, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).

"Optical vector multiplier" was invented by Francesca Parmigiani (Cambridge, Great Britain), Christos Gkantsidis (Cambridge, Great Britain), Istvan Haller (Cambridge, Great Britain), Hitesh Ballani (Cambridge, Great Britain), Antony Ian Taylor Rowstron (Cambridge, Great Britain) and Andrey Rybalchenko (Cambridge, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatus for performing vector-by-vector multiplication in an optical domain, comprising: a plurality of light signal generators, each arranged to emit a beam of light having a different ...