ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,487,389, issued on Dec. 2, was assigned to FUJIFILM Corp. (Tokyo).
"Circularly polarizing plate and display device" was invented by Shinpei Yoshida (Kanagawa, Japan) and Yuta Takahashi (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a circularly polarizing plate in which the black tint variation is suppressed in a case where a display device obtained by attaching the circularly polarizing plate to a display element is displayed in black and is then viewed from the front direction in a sunlight environment, and a display device. The circularly polarizing plate is has a polarizer, a first optically anisotropic layer, and a seco...