ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,552,619, issued on Feb. 17, was assigned to SAMSUNG ELECTRONICS Co. LTD. (Suwon-si, South Korea).

"Wafer transfer apparatus, wafer transfer system, and method for removing particles in wafer transfer apparatus" was invented by Hyun Joo Jeon (Suwon-si, South Korea), Jin Hyuk Choi (Suwon-si, South Korea), Kyu Sang Lee (Suwon-si, South Korea), Myung Ki Song (Suwon-si, South Korea), Ji Ho Uh (Suwon-si, South Korea), Kong Woo Lee (Suwon-si, South Korea), Hyun Soo Chun (Suwon-si, South Korea) and Beom Soo Hwang (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wafer transfer apparatus includes a plate, a first belt unit on a first surfac...