ALEXANDRIA, Va., March 24 -- United States Patent no. 12,584,793, issued on March 24, was assigned to Seiko Epson Corp. (Tokyo).
"Color measurement apparatus" was invented by Haruki Miyasaka (Matsumoto, Japan), Sho Aruga (Chino, Japan), Kenichi Shirota (Suwa, Japan) and Juro Masaki (Shiojiri, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A color measurement apparatus includes a substrate including an optical filter that processes light arriving from a measurement target, a reduction portion that reduces a quantity of light heading toward the optical filter from the measurement target, a frame that is a frame arranged to face the substrate and to which the substrate is fixed, and has a shape avoiding t...