ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,787,699, issued on Nov. 3, was assigned to SAMSUNG ELECTRONICS Co. LTD. (Suwon-si, South Korea).

"Rotational interface, carrier transfer system including the same, and semiconductor manufacturing method using the same" was invented by Hochan Lee (Suwon-si, South Korea), Youngon Oh (Suwon-si, South Korea) and Sanghyuk Park (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A rotational interface includes a base column extending in a first direction, a rotary unit, and a carrier plate extending from the base column in a second direction and connected to the rotary unit, the carrier plate includes a plate body extending in the second dire...