ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,792, issued on Jan. 27, was assigned to IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY) (Seoul, South Korea).

"Building exterior wall cleaning robot" was invented by Tae Won Seo (Seoul, South Korea), Kyung Ook Lee (Seoul, South Korea), Ho Byeong Chae (Seoul, South Korea), Ye Cheol Moon (Seoul, South Korea), Myeong Jin Choi (Seoul, South Korea), Sa Hoon Ahn (Seoul, South Korea), Kyoung Wook Lee (Seoul, South Korea) and Kyung Min Kim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A building exterior wall cleaning robot is disclosed. The building exterior wall cleaning robot comprises: a robot body which cle...