ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,556,796, issued on Feb. 17.
"Grading system and a method thereof" was invented by Richard Colonna (Stanwood, Mich.) and Frank Meyer (Milford, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An imaging apparatus for obtaining images of an object from various orientations during different specific lighting conditions. The imaging apparatus includes an enclosed housing which block any exterior ambient light from entering the interior chamber. A rotatable turntable is positioned within the housing, and a camera is located within the housing and positioned above the turntable for capturing images of objects placed on the turntable. A light assembly is i...