ALEXANDRIA, Va., May 26 -- United States Patent no. 12,636,653, issued on May 26, was assigned to CURIOSIS Co. LTD (Seoul, South Korea).

"Apparatus and method for checking normal mounting of slide tray" was invented by Minseop Park (Seoul, South Korea), Hoyoung Yun (Seoul, South Korea), Dongyoub Baik (Seoul, South Korea) and Beom Jun Lee (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A slide tray slot is provided. The slide tray slot includes a slot body; a light source generator provided on one inner surface of the slot body; a light source detection sensor capable of detecting a light source emitted from the light source generator; and a plurality of slide tray compartment parts arrange...