ALEXANDRIA, Va., March 3 -- United States Patent no. 12,566,281, issued on March 3, was assigned to ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE (Daejeon, South Korea).

"Microlens array for acquiring multi-focus plenoptic image and method of manufacturing the same" was invented by Mun Seob Lee (Daejeon, South Korea), Sang Yun Kim (Daejeon, South Korea), Chihoon Kim (Daejeon, South Korea) and Ji Won Park (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure can effectively improve an angular image resolution and a spatial image resolution compared to the related art by solving a problem of a plenoptic image based on a microlens array according to the related art....