Patents by Inventor Chang N. Ju

Chang N. Ju 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).

  • Patent number: 4748753
    Abstract: Golf shoes which provide for maximum traction and foot support during the rolling of the feet at the extremes of the golf swing. The golf shoes include a side heel with a second bottom which is inclined with respect to the first bottom. The second bottom in combination with pads on opposite sides of and slightly beneath and behind the ankle provide ankle support. The soles of the shoes are curved. The soles are thin and flat. Cleats are provided on the toes. The shoes conform closely with the foot, provide support when needed, especially during follow-through, and provide an added amount of traction.
    Type: Grant
    Filed: March 6, 1987
    Date of Patent: June 7, 1988
    Inventor: Chang N. Ju