ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,136, issued on Sept. 23, was assigned to World Wing Enterprise Co. Ltd. (Tottori, Japan).

"Load transmission mechanism unit for training device, and training device using same" was invented by Yasushi Koyama (Tottori, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A load transmission mechanism unit for a training device includes, in a housing portion: a grip shaft portion rotatable with a grip portion connected to a first end portion thereof; an intermediate shaft portion rotatable with the rotation of the grip shaft portion; a transmission portion suspended between the grip shaft portion and the intermediate shaft portion and transmitting a ...