ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,891, issued on Feb. 10, was assigned to CANON K.K. (Tokyo).
"Electronic device" was invented by Hideaki Yamamoto (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic device according to the present invention is an electronic device which is capable of performing eye proximity sensing to sense contact of an eye with an eyepiece and line of sight detection to detect a line of sight, including: an eye proximity sensing sensor configured to receive light for the eye proximity sensing; a line of sight detection sensor configured to receive light for the line of sight detection, the line of sight detection sensor being separate fr...