Patents by Inventor Yun-Lung Wei

Yun-Lung Wei 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).

  • Publication number: 20090009315
    Abstract: The warning device contains a plastic sheet having a number of through holes and/or a number of magnetic elements positioned alternately along the edges. On a major surface of the plastic sheet, one or more reflective plastic shapes are affixed by high-frequency fusion along which a number of light emitting diodes are arranged beneath and protected by transparent covers. The light emitting diodes draws electricity from a battery or from a cigarette lighter of a vehicle. When the vehicle is broken down, the warning device can be attached to a metallic surface by the magnetic elements, or it can be hanged or tied to something by running a number of threads through the through holes.
    Type: Application
    Filed: July 4, 2007
    Publication date: January 8, 2009
    Inventors: HSUEH-YEN LIU, Yun-Lung Wei, Yu-Yi Hsu