ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,525, issued on June 30, was assigned to AGC INC. (Tokyo).
"Cover material and display device" was invented by Satoshi Kanasugi (Tokyo), Kazutaka Yanagihara (Tokyo), Hiroshi Komatsu (Tokyo) and Suguru Takayashiki (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "To suppress reduction in rigidity. A cover material has a curvature in a first direction X and a curvature in a second direction Y. The curvature in the first direction X and the curvature in the second direction Y intersect with each other on a plane of the cover material 10. The radius of curvature of the curvature in the first direction X is 60 mm or more and 300 mm or less. The radius...