ALEXANDRIA, Va., July 14 -- United States Patent no. 12,680,320, issued on July 14, was assigned to SAMSUNG C&T Corp. (Seoul, South Korea).

"Unmanned access floor construction system and access floor construction method using same" was invented by Hae Moon Jeon (Seoul, South Korea), Yunjae Heo (Incheon, South Korea), Sang Heon Lee (Hwaseong-si, South Korea), Seongyeong Yang (Seoul, South Korea), Kun Sub Kim (Seoul, South Korea), Eunyoung Jung (Suwon-si, South Korea), Jongeui Song (Seoul, South Korea), Kye Young Lee (Seoul, South Korea), Seunghyeok Lee (Seoul, South Korea) and Suengjae Lee (Osan-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to the present invention, provided is an u...