ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,459, issued on Dec. 16, was assigned to ASAHI INTECC Co. LTD. (Seto, Japan).

"Light irradiation device and light irradiation system" was invented by Yuko Katsurada (Seto, Japan), Toshihiko Tsukamoto (Seto, Japan) and Kotaro Mizukami (Seto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A light irradiation device including an optical fiber and a light transmissive optical path changing member for changing an optical path of light entering from the optical fiber, disposed on a distal side relative to the optical fiber. The optical path changing member includes a proximal side member disposed on a proximal side of the optical path changing member...