Patents by Inventor Jong M. Yoon

Jong M. Yoon 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).

  • Golf club head
    Patent number: 5944614
    Abstract: The present invention has three essential parts. The first part is a head body comprised of a loop frame and a hosel. The second part is a plurality of horizontal plates set within the loop frame. The third part is a plurality of vertical supports affixed among the horizontal plates so that no part of the vertical supports form the part of the golf ball hitting surface referred to as the club front face.
    Type: Grant
    Filed: May 20, 1998
    Date of Patent: August 31, 1999
    Inventor: Jong M. Yoon