Patents by Inventor Le jun Su

Le jun Su 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).

  • SUNSHINE ANGLE ADJUSTABLE SOLAR ENERGY ELECTRIC WHEEL CHAIR
    Publication number: 20110240380
    Abstract: A sunshine angle adjustable solar energy electric wheel chair, a solar energy cell is mounted on the electric wheel chair so as to charge up a storage battery, left and right horizontal pipes for mounting the cell are supported by four lifted stand pipes, the height of the lifted stand pipes is adjusted, i.e. the sunshine angle may be adjusted at six azimuth, so that the charging current is maximized.
    Type: Application
    Filed: March 25, 2008
    Publication date: October 6, 2011
    Inventors: Tianyun Zhao, Le jun Su, Xiaofeng Zhao