Patents by Inventor JUG HEE HWANG

JUG HEE HWANG 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).

  • Detachable medical cutting tool
    Patent number: 10383639
    Abstract: A detachable medical cutting tool includes a shank portion, a cutting edge portion, a rotation prevention portion and a coherence keeping portion. The shank portion includes a connection portion. The cutting edge portion includes a combination portion to be combined removably with the connection portion of the shank portion. The rotation prevention portion is interposed between the connection portion of the shank portion and the combination portion of the cutting edge portion. The rotation prevention portion prevents from a rotation in a rotation direction. The coherence keeping portion keeps coherence when the connection portion of the shank portion and the combination portion of the cutting edge portion are combined with each other. The shank portion includes stainless steel. The cutting edge portion includes zirconia. The detachable medical cutting tool is configured to be combined with a high speed rotation apparatus to perform a perforation drilling at a bone tissue of a human body.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: August 20, 2019
    Inventor: Jug Hee Hwang
  • DETACHABLE MEDICAL CUTTING TOOL
    Publication number: 20170265874
    Abstract: A detachable medical cutting tool includes a shank portion, a cutting edge portion, a rotation prevention portion and a coherence keeping portion. The shank portion includes a connection portion. The cutting edge portion includes a combination portion to be combined removably with the connection portion of the shank portion. The rotation prevention portion is interposed between the connection portion of the shank portion and the combination portion of the cutting edge portion. The rotation prevention portion prevents from a rotation in a rotation direction. The coherence keeping portion keeps coherence when the connection portion of the shank portion and the combination portion of the cutting edge portion are combined with each other. The shank portion includes stainless steel. The cutting edge portion includes zirconia. The detachable medical cutting tool is configured to be combined with a high speed rotation apparatus to perform a perforation drilling at a bone tissue of a human body.
    Type: Application
    Filed: July 27, 2016
    Publication date: September 21, 2017
    Inventor: JUG HEE HWANG