Patents by Inventor Chang Jong Uk

Chang Jong Uk 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: 6723128
    Abstract: The present invention discloses a prosthetic device for correcting deformity of the spine including a prosthetic device main body being inserted into an intervertebral disk, and having a variable height to correct deformity of the spine, and a control strip inserted into the prosthetic device main body, for controlling a height of the prosthetic device main body. A control strip insertion hole where the control strip is inserted and fixed is formed at the center portion of a height variable surface of the prosthetic device main body, an insertion hole is formed at the rear side portion of the prosthetic device main body which faces the variable surface, and an elastic cutting groove having a variable width is extended in a lateral direction from the control strip insertion hole to the rear surface, for dividing the variable surface into the upper and lower portions.
    Type: Grant
    Filed: August 20, 2001
    Date of Patent: April 20, 2004
    Inventor: Chang Jong Uk
  • Publication number: 20020045943
    Abstract: The present invention discloses a prosthetic device for correcting deformity of the spine including a prosthetic device main body being inserted into an intervertebral disk, and having a variable height to correct deformity of the spine, and a control strip inserted into the prosthetic device main body, for controlling a height of the prosthetic device main body. A control strip insertion hole where the control strip is inserted and fixed is formed at the center portion of a height variable surface of the prosthetic device main body, an insertion hole is formed at the rear side portion of the prosthetic device main body which faces the variable surface, and an elastic cutting groove having a variable width is extended in a lateral direction from the control strip insertion hole to the rear surface, for dividing the variable surface into the upper and lower portions.
    Type: Application
    Filed: August 20, 2001
    Publication date: April 18, 2002
    Inventor: Chang Jong Uk