ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,478,247, issued on Nov. 25, was assigned to OLYMPUS Corp. (Tokyo).

"Light source device, endoscope system, and control method" was invented by Takeshi Ito (Hino, Japan), Masayoshi Saito (Hachioji, Japan) and Koki Morishita (Hachioji, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A light source device includes a first light source, a second light source, and a processor. The processor controls, based on spectrum setting information, an emitted light amount of the first light source and an emitted light amount of the second light source so that the emitted light amount of the first light source becomes larger than the emitted light amount of the se...