ALEXANDRIA, Va., May 19 -- United States Patent no. 12,631,794, issued on May 19, was assigned to AGC Inc. (Tokyo).
"Transparent substrate with multilayer film and image display device" was invented by Keisuke Kawai (Tokyo), Kaname Seto (Tokyo), Katsumi Suzuki (Tokyo), Tomoyuki Arae (Tokyo) and Kazuya Takemoto (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a transparent substrate with a multilayer film including: a transparent substrate having two main surfaces; and a multilayer film obtained by laminating at least two or more layers having refractive indices different from each other, and disposed on or above at least one main surface of the transparent substrate, in ...