ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,505,695, issued on Dec. 23, was assigned to FUJIFILM Corp. (Tokyo).
"Fingerprint recognition sensor and optical element" was invented by Ryoji Himeno (Kanagawa, Japan), Shinichi Morishima (Kanagawa, Japan), Yuki Hirai (Kanagawa, Japan), Makoto Kamo (Kanagawa, Japan) and Megumi Sekiguchi (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sensor including a light-receiving element; and an optical element that includes near infrared absorbing dichroic substance. The optical element has an absorption axis with respect to near infrared light in an in-plane direction. When linearly polarized light of near infrared light orthogonal to the absorp...