US Patent Issued to Politechnika Warszawska, Uniwersytet w Bialymstoku on May 13 for "Methods of recording and reproducing holograms" (Polish Inventors)

ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,717, issued on May 13, was assigned to Politechnika Warszawska (Warsaw, Poland) and Uniwersytet w Bialymstoku (Bialystok, Poland).

"Methods of recording and reproducing holograms" was invented by Michal Makowski (Warsaw, Poland), Maciej Sypek (Warsaw, Poland), Jaroslaw Bomba (Jozefow, Poland) and Andrzej Stupakiewicz (Bialystok, Poland).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods for recording and reproducing holograms include recording a hologram in a thresholded opto-magnetic medium by producing a collimated recording beam with a pulsed laser. The intensity of the recording beam is selectively modulated by passage through a modulator and...