ALEXANDRIA, Va., March 3 -- United States Patent no. 12,566,004, issued on March 3, was assigned to SMART UNITED HOLDING GMBH (Gruenwald, Germany).
"Assembly and method for operating lamps which emit UV radiation with increased safety" was invented by Andreas Wieser (Munich).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method and an assembly having a lamp which radiates UV light, radiating the UV light in a main propagation direction, wherein at least one surface which is permanently illuminated by the UV light of the lamp when the lamp is switched on has a region coated with a material which absorbs UV radiation, the shape and dimensions of the coated region being selected such t...