Patents by Inventor Hak Bo Sim

Hak Bo Sim 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).

  • Adhesive device using magnetism
    Publication number: 20040178307
    Abstract: Disclosed is a suction device having a magnet, which has a magnet contained in a suction device body made from rubber, so that it can be attached even to wood, cement wall surface, and so forth, to which a conventional suction device cannot be attached, thereby remarkably increasing the range of objects to which the suction device can be attached. The suction device includes a conical suction device body made from soft rubber and a magnet inserted in an apex portion of the suction device body. The magnet has a magnetic force of a predetermined gauss.
    Type: Application
    Filed: January 16, 2004
    Publication date: September 16, 2004
    Inventor: Hak Bo Sim