ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,398, issued on June 23, was assigned to NICHIA Corp. (Anan, Japan).

"Ultraviolet light fluid treatment device" was invented by Shunsuke Miyajima (Suwa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An ultraviolet light fluid treatment device for irradiating a fluid flowing in a flow path tube with ultraviolet light includes a substrate; a light source disposed on the substrate and configured to emit the ultraviolet light; a light transmissive member disposed between the light source and the flow path tube and configured to transmit the ultraviolet light from the light source; and a support member fixed to the substrate and configured to hold ...