ALEXANDRIA, Va., June 9 -- United States Patent no. 12,285,580, issued on April 29, was assigned to City University of Hong Kong (Hong Kong, Hong Kong).

"Method for converting inanimate object to small-scale robot on-demand" was invented by Yajing Shen (Hong Kong, Hong Kong) and Xiong Yang (Hong Kong, Hong Kong).

According to the abstract* released by the U.S. Patent & Trademark Office: "This invention provides parasitic millirobots that can effectively adapt to an unstructured environment and coherently interact with diverse objects in order to fulfil various application needs. Particularly, a minimalist millirobot construction strategy by splashing composited agglutinate magnetic spray (M-spray) is adopted, which is capable of self-turn...