Patents by Inventor Kiyong Yun

Kiyong Yun 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).

  • Process for producing an angora rabbit hair yarn
    Patent number: 5203156
    Abstract: A process for producing 100% angora rabbit hair yarn, which comprises chemically treating a natural angora rabbit hair to increase scale and crimp on the surface of the angora rabbit hair, whereby imparting spinnability that is similar to that of wool, applying a conventional softening agent and an antistatic agent, carding, gillinng, spinning and twisting under suitable conditions that meet the properties of the angora rabbit hair.
    Type: Grant
    Filed: August 23, 1991
    Date of Patent: April 20, 1993
    Assignee: Hanol Angora Fabric Co. Ltd.
    Inventor: Kiyong Yun