ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,747,168, issued on Sept. 29, was assigned to TOYODA GOSEI Co. LTD. (Kiyosu, Japan).

"Fluid sterilization device" was invented by Satoshi Wada (Kiyosu, Japan), Takafumi Hayashi (Kiyosu, Japan), Tomoyuki Suzuki (Kiyosu, Japan) and Kazuya Tachibana (Kiyosu, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A small and lightweight fluid sterilization device is provided. The fluid sterilization device includes a light source unit configured to emit an ultraviolet ray, and a channel space which the ultraviolet ray emitted from the light source unit enters, the channel space being a space through which a fluid flows. The light source unit includes a mounti...