US Patent Issued to KONICA MINOLTA on March 25 for "Dielectric multilayer film, method for producing same and optical member using same" (Japanese Inventors)

ALEXANDRIA, Va., March 26 -- United States Patent no. 12,259,522, issued on March 25, was assigned to KONICA MINOLTA INC (Tokyo).

"Dielectric multilayer film, method for producing same and optical member using same" was invented by Kazunari Tada (Hachioji, Japan), Jinichi Kasuya (Kokubunji, Japan) and Yasushi Mizumachi (Hino, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A dielectric multilayer film is composed of a plurality of layers on a substrate. The plurality of layers includes at least one low refractive index layer and at least one high refractive index layer. The uppermost layer farthest from the substrate is the low refractive index layer. The high refractive index layer disposed on a substr...