ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,484,129, issued on Nov. 25, was assigned to Magnolia White Corp. (Tokyo).
"Detection apparatus and detection system" was invented by Kaoru Ito (Tokyo), Akihiko Fujisawa (Tokyo) and Daichi Abe (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A detection apparatus includes a sensor, a detection circuit, and a light source configured to emit light in a first color, a second color, and a third color. The detection circuit acquires a first output, a second output, and a third output that are outputs of the sensor corresponding to a period when the light in the first color is emitted, a period when the light in the second color is emitted, and a period w...