ALEXANDRIA, Va., June 16 -- United States Patent no. 12,307,639, issued on May 20, was assigned to NIKON Corp. (Tokyo).

"Image processing method, image processing device, and program" was invented by Yasushi Tanabe (Fujisawa, Japan), Daishi Tanaka (Konosu, Japan), Mariko Hirokawa (Yokohama, Japan) and Makoto Ishida (Ageo, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image processing method, including: by a processor: acquiring a fundus image; performing a first enhancement processing on an image of at least a central region of the fundus image, and performing a second enhancement processing, which is different from the first enhancement processing, on an image of at least a peripheral region of th...