ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,734,396, issued on Sept. 15, was assigned to NEWTECH WELLNESS Corp. (Gimhae-si, South Korea).
"Leg extension machine" was invented by Hyun Jung Byun (Busan, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A leg extension machine includes a frame portion supported by a bottom surface thereof and standing upright; a seating portion that is connected to the frame portion and provides a space for a user to sit, and a standing angle and a height which are adjustable; an exercise rotation portion connected to the frame portion, disposed adjacent to the seating portion to provide a space for the user to be seated and hang his or her legs, and rotat...