ALEXANDRIA, Va., June 19 -- United States Patent no. 12,332,464, issued on June 17, was assigned to VIAVI SOLUTIONS INC. (Chandler, Ariz.).

"Optical device with at least one infrared reflective material" was invented by Johannes P. Seydel (Petaluma, Calif.), John Edward Book (Santa Rosa, Calif.), Alberto Argoitia (Santa Rosa, Calif.), Kangning Liang (Santa Rosa, Calif.) and Jaroslaw Zieba (Santa Rosa, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical device, including a first selective light modulator layer comprising infrared transparent particles; and at least one infrared reflective material chosen from an infrared reflective layer and a plurality of infrared reflective particles is disclos...