ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,691, issued on May 27, was assigned to VIAVI SOLUTIONS INC. (Chandler, Ariz.).
"Orienting magnetically-orientable flakes" was invented by Vladimir P. Raksha (Santa Rosa, Calif.) and Cornelis Jan Delst (Fairfax, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to examples, a substrate may be moved through a magnetic field, in which the substrate includes a fluid carrier containing magnetically-orientable flakes. The magnetic field may influence the magnetically-orientable flakes to be respectively oriented in one of multiple orientations. In addition, during movement of the substrate through the magnetic field, radiation may be applied...