Patents by Inventor Won-Lok Kim

Won-Lok Kim 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: 6493500
    Abstract: The present invention relates to a method for mid-span branching of optical fiber cable which makes the mid-span branching possible without excess length of the optical fiber cable by forming main branching part and sub branching part for branched cores to be taken out from an existing main cable. It is an object of the present invention to provide a method for mid-span branching that provides marginal length of the existing main cable from which the branch cable branches off without the excess length of cables.
    Type: Grant
    Filed: September 19, 2000
    Date of Patent: December 10, 2002
    Assignee: Korea Telecom
    Inventors: Sung-Keun Oh, Won-Lok Kim, Won-Cheol Kang