ALEXANDRIA, Va., July 14 -- United States Patent no. 12,684,057, issued on July 14, was assigned to XINMEI FONTANA HOLDING (HONG KONG) Ltd. (Hong Kong).
"Back plate film" was invented by Jin Hoo Kim (Daejeon, South Korea), Dong Hwan Ryu (Daejeon, South Korea) and Jong Pil Roh (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present application relates to a back plate film. The present application provides a back plate film for an under-display camera in which a front camera of a mobile phone can capture a subject without image distortion. The back plate film of the present application can be usefully used in, for example, an OLED panel."
The patent was filed on Nov. 25, 2022, under A...