Patents by Inventor Won Hwan Oh

Won Hwan Oh 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).

  • Composite yarn and method of manufacturing the same
    Patent number: 7886513
    Abstract: A method of manufacturing composite yarn by doubling and twisting paper tape and back warp yarn in one process without doubling paper yarn and back warp yarn after fabricating the paper yarn using the paper tape, includes: passing paper tape unwound from a bobbin by external force through the bobbin in an axial direction of the bobbin, and rotating the paper tape together with additionally-supplied back warp yarn about the axis of the bobbin to twist the paper tape and the back warp yarn together.
    Type: Grant
    Filed: November 12, 2008
    Date of Patent: February 15, 2011
    Assignee: Korea Institute for Knit Industry
    Inventors: Hyun Chel Kim, Su Bong Kim, Wan Jin Kim, Woo Yeung Kim, Won Hwan Oh
  • COMPOSITE YARN AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20090151139
    Abstract: A method of manufacturing composite yarn by doubling and twisting paper tape and back warp yarn in one process without doubling paper yarn and back warp yarn after fabricating the paper yarn using the paper tape, includes: passing paper tape unwound from a bobbin by external force through the bobbin in an axial direction of the bobbin, and rotating the paper tape together with additionally-supplied back warp yarn about the axis of the bobbin to twist the paper tape and the back warp yarn together.
    Type: Application
    Filed: November 12, 2008
    Publication date: June 18, 2009
    Inventors: Hyun Chel KIM, Su Bong KIM, Wan Jin KIM, Woo Yeung KIM, Won Hwan OH