ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,416,126, issued on Sept. 16, was assigned to Zhejiang University (Hangzhou, China).

"Reservoir desilting device having funnel with bivariate normal surface" was invented by Zhilin Sun (Zhejiang, China), Yizhi Sun (Zhejiang, China), Chunhong Hu (Zhejiang, China), Haolei Zheng (Zhejiang, China), Yimeng Gao (Zhejiang, China) and Lixiao Sun (Zhejiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a reservoir desilting device having a funnel with a bivariate normal surface, which belongs to the technical field of water conservancy projects. The device includes a sediment inlet funnel and a sediment transport pipeline, ...