ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,720, issued on Feb. 10, was assigned to SEEGENE INC. (Seoul, South Korea).

"Optical signal detection device comprising sample holder divided into sample areas and light source units dedicated thereto" was invented by Jin Won Kim (Seoul, South Korea), Jin Seok Noh (Daejeon, South Korea) and Soon Joo Hwang (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An embodiment provides an optical signal detection device including a sample holder configured to accommodate a plurality of samples, a light source module including a plurality of light source units dedicated to each sample area to irradiate light to a plurality of sample areas on t...