ALEXANDRIA, Va., April 15 -- United States Patent no. 12,599,802, issued on April 14, was assigned to Fudan University (Shanghai).

"Training mechanism and robot for water-based lower-limb rehabilitation" was invented by Hongbo Wang (Shanghai), Yongfei Feng (Shanghai), Xusheng Wang (Shanghai), Jianye Niu (Shanghai), Hao Yan (Shanghai), Yao Yu (Shanghai), Jingjing Luo (Shanghai) and Shijie Guo (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A training mechanism for water-based lower-limb rehabilitation, including two leg training sub-mechanisms. Each leg training sub-mechanism includes a hip joint training device, an adjustable thigh plate, an adjustable shank plate, a knee training device, an ankle t...