ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,483,765, issued on Nov. 25, was assigned to AUROS TECHNOLOGY INC. (Hwaseong-si, South Korea).
"Image acquisition method and device" was invented by Seung Soo Lee (Osan-si, South Korea), Jin Suk Park (Osan-si, South Korea) and So Young Hwang (Hwaseong-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An image acquisition method includes acquiring a first optical signal by emitting a penetrative light beam, which can penetrate a mask layer, to a measurement target mark that is one of marks on a sample, acquiring a second optical signal by emitting a reflective light beam reflecting from the mask layer to the measurement target mark, determini...