Patents by Inventor Sam-Gun Song

Sam-Gun Song 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: 7980008
    Abstract: Disclosed herein is footwear for three-beat rhythm walking. The footwear includes an outsole (S) having a first landing part (100) for landing a heel, a second landing part (200) for landing a center of a foot, and a third landing part (300) for landing a toe. The first landing part (100) includes a landing guide groove (110) which is curved inwards from a junction (C) of the first landing part and the second landing part (200) in such a way as to extend widthwise and forms a first beat of the heel landing on a ground. A rolling landing surface (120) is connected to the landing guide groove (110) to form a continuous curve, thus guiding rolling and landing of the heel. An air cushion (130) is provided in the first landing part, and absorbs shocks of the heel, which rolls and lands using the rolling landing surface (120).
    Type: Grant
    Filed: January 26, 2007
    Date of Patent: July 19, 2011
    Inventor: Sam-Gun Song
  • Publication number: 20090119949
    Abstract: Disclosed herein is footwear for three-beat rhythm walking. The footwear includes an outsole (S) having a first landing part (100) for landing a heel, a second landing part (200) for landing a center of a foot, and a third landing part (300) for landing a toe. The first landing part (100) includes a landing guide groove (110) which is curved inwards from a junction (C) of the first landing part and the second landing part (200) in such a way as to extend widthwise and forms a first beat of the heel landing on a ground. A rolling landing surface (120) is connected to the landing guide groove (110) to form a continuous curve, thus guiding rolling and landing of the heel. An air cushion (130) is provided in the first landing part, and absorbs shocks of the heel, which rolls and lands using the rolling landing surface (120).
    Type: Application
    Filed: January 26, 2007
    Publication date: May 14, 2009
    Inventor: Sam-Gun Song