Patents by Inventor Hwan-Jun Ko

Hwan-Jun Ko 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).

  • Helmet For Leisure Sports
    Publication number: 20130312164
    Abstract: The present invention relates to leisure sports helmets which have a slide joint groove formed in front and a plurality of air vent formed around the circumference. A pair of goggles is inserted into the slide joint groove and slide into the inside of the helmet body. A slide guide is installed in the slide joint groove to support and guide the goggles. A handle is attached to the goggles in a way that is detachable and guides the goggles to slide along the slide joint groove.
    Type: Application
    Filed: May 25, 2012
    Publication date: November 28, 2013
    Inventors: Hwan-Jun Ko, Hwan-Box Ko