ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,617, issued on May 13, was assigned to Japan Display Inc. (Tokyo).
"Liquid crystal display device" was invented by Syou Yanagisawa (Mobara, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A black matrix is formed to an edge of a counter substrate. Then, a BM slit, which is an area where the black matrix is not present, is formed in the periphery of a seal material in order to prevent water or moisture from penetrating from the interface between the counter substrate and the black matrix. Then, a light shielding metal is formed in a layer other than a lead line layer, on the side of a TFT substrate, in order to prevent light from leaking from th...