ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,490,891, issued on Dec. 9, was assigned to OLYMPUS Corp. (Tokyo).
"Endoscope device and endoscope system" was invented by Akihiko Ozao (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An endoscope device includes: a light source capable of switching an optical spectrum of illumination light; an imaging device configured to acquire an image by receiving reflection light of the illumination light; an image processor configured to determine whether or not visibility deterioration has occurred within a visual field of the image acquisition section due to a fragment of a calculus crushed by being irradiated with a laser beam from a laser pulse generator;...