ALEXANDRIA, Va., June 2 -- United States Patent no. 12,644,248, issued on June 2, was assigned to Shanghai Investigation Design & Research Institute Co. Ltd. (Shanghai) and China Three Gorges Corp. (Wuhan, China).

"Self-maintaining and anti-scouring device for offshore wind power pile foundation" was invented by Xu Zhang (Shanghai), Shaowu Zhou (Shanghai), Yifeng Lin (Shanghai) and Juan Jiang (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A self-maintaining and anti-scouring device for an offshore wind power pile foundation is provided. The self-maintaining and anti-scouring device comprises: a plurality of fixing parts configured to be fixedly disposed on seabed; an installation part disposed abov...