ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,022, issued on Sept. 30, was assigned to Ningbo University (Ningbo, China).

"Water transportation pipe power generation device with flow-regulating and pressure-regulating function" was invented by Rongyue Zheng (Zhejiang, China), Zesong Yang (Zhejiang, China) and David Zhiwei Zhu (Zhejiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A water transportation pipe power generation device with flow-regulating and pressure-regulating function is provided comprising a tubular power generator housing, a stator component fixedly inside and a tubular rotor component coaxially disposed inside the stator component. The stator component comprises fix...