ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,471, issued on May 13, was assigned to Dexerials Corp. (Tokyo).
"Display panel and optical film" was invented by Shunichi Kajiya (Tagajo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical film includes: a fine recess-protrusion layer having a recess-protrusion pattern, formed on a substrate film; and a fine structure body formed on the fine recess-protrusion layer. The optical film is pressed by a light guide transparent to light against one surface of an adherend applied with a photocurable resin, and light is transmitted through the light guide to cure the photocurable resin with the optical film being pressed by the light guide, the...