Patents by Inventor Ju Haeng Hur

Ju Haeng Hur 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).

  • Multilayered tube and manufacturing method thereof based on high pressure tube hydroforming
    Patent number: 8281476
    Abstract: Disclosed is a method of manufacturing a multilayered tube, including: preparing an outer tube, an inner tube having an outer diameter of 95˜98% of an inner diameter of the outer tube, and dies with a shaping void having a diameter of 100.20˜100.
    Type: Grant
    Filed: January 28, 2009
    Date of Patent: October 9, 2012
    Assignee: Hyundai Hysco
    Inventors: Ju Haeng Hur, Dong Hyun Jeon, Yun Gyu Kim, Hyo Sub Kim, Sang Muk Na
  • MULTILAYERED TUBE AND MANUFACTURING METHOD THEREOF BASED ON HIGH PRESSURE TUBE HYDROFORMING
    Publication number: 20110120585
    Abstract: Disclosed is a method of manufacturing a multilayered tube, including: preparing an outer tube, an inner tube having an outer diameter of 95˜98% of an inner diameter of the outer tube, and dies with a shaping void having a diameter of 100.20˜100.
    Type: Application
    Filed: January 28, 2009
    Publication date: May 26, 2011
    Applicant: Hyundai Hysco
    Inventors: Ju Haeng Hur, Dong Hyun Jeon, Yun Gyu Kim, Hyo Sub Kim, Sang Muk Na