ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,439,480, issued on Oct. 7, was assigned to Ushio Denki K.K. (Tokyo).

"Heating light source device, heating light source module and optical heating system" was invented by Takahiro Inoue (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A heating light source device includes a plurality of heating light source modules; each of the heating light source modules includes; a light-emitting element substrate having a placement surface and a back side surface, the back side surface being opposite to the placement surface; a plurality of light-emitting elements mounted on the placement surface; and a cooling member being in contact with the back side surface...