ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,383,417, issued on Aug. 12, was assigned to SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION (Seoul, South Korea).
"Knee joint guide apparatus" was invented by Yoon Young Kim (Seoul, South Korea), Jeonghan Yu (Seoul, South Korea) and Seok Won Kang (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a knee joint guide apparatus which can be driven even at any point on a plane in which an instantaneous rotation center of a knee joint can be positioned by a self-alignment function, and can also implement output performance required for a walking operation through a mechanical advantage change depending on a flexion angle. The knee join...