ALEXANDRIA, Va., July 3 -- United States Patent no. 12,349,256, issued on July 1, was assigned to SIGNIFY HOLDING B.V. (Eindhoven, Netherlands).
"Dapple lighting" was invented by Martinus Hermanus Wilhelmus Maria Van Delden (Venlo, Netherlands) and Paul Philip Thursfield (Eindhoven, Netherlands).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides artificial skylights rendering a realistic view to the sky, by providing natural feeling patterns, dynamics and tonalities of vertical illumination, and shadow patterns. Thereto a light generating system is provided to generate dynamic and recognizable content, and in particular dapple, by providing a light generation device combining a first layer ...