ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,809, issued on June 23, was assigned to ZHEJIANG UNIVERSITY (Zhejiang, China).

"Miniature parallel robot and flat design manufacturing method" was invented by Yide Liu (Zhejiang, China), Bo Feng (Zhejiang, China) and Shaoxing Qu (Zhejiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A miniature parallel robot and a flat design manufacturing method, relating to the field of robots. A direction perpendicular to a fixed platform is used as a longitudinal direction and a direction parallel to the fixed platform is used as a transverse direction; the overall structure of a miniature parallel robot to be manufactured is divided in both the longit...