ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,560,478, issued on Feb. 24, was assigned to Seiko Epson Corp. (Tokyo).
"Colorimetric apparatus and colorimetric method" was invented by Masahide Moriyama (Matsumoto, Japan), Masayoshi Miyakawa (Suwa, Japan) and Toru Hayashi (Suwa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A colorimetric apparatus includes a detection unit configured to detect a detection target portion. The detection unit detects the detection target portion based on a change in an output value of a light reception amount at the time when a carriage straddles the detection target portion by moving in a first direction or a third direction in the detection operation. The color...