ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,721,514, issued on Sept. 1, was assigned to NIKON Corp. (Tokyo).

"Ophthalmic instrument, management method, and management device" was invented by Hideki Obara (Kawasaki, Japan), Ken Tomioka (Yokohama, Japan) and Shota Miyazaki (Fujisawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An ophthalmic instrument including a light emitter, an optical system, and a control section. The light emitter includes a light source including at least one out of a first light source unit or a second light source unit that emits light for examining a subject eye. The light emitter is configured to emit light from the light source. The optical system guides light ...