Patents by Inventor Hun Gyu Na

Hun Gyu Na has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • ADDUCTOR AND SPHINCTER REINFORCING COMPLEX EXERCISING DEVICE
    Publication number: 20130085048
    Abstract: Disclosed is an adductor and sphincter reinforcing exercising device which can provide both linear movement for sliding foot plates leftward and rightward on a body and rotation of the foot plates, allowing a user to twist his or her legs in the process of widening and narrowing the legs to exercise the adductor and sphincter at the same time.
    Type: Application
    Filed: September 5, 2012
    Publication date: April 4, 2013
    Inventors: Hun Gyu Na, Je Young Kim