Patents by Inventor Dingzhong Li

Dingzhong Li 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: 20070062771
    Abstract: An improved electrically operated transportation vehicle and an electrified roadway over which the vehicle may operate and which supplies electric current to the vehicle are disclosed, in which hot power lines are located overhead of vehicles and neutral lines are deposited on the surface of the roadway. In addition, a high voltage AC line, extending continually along the roadway, is separated from a segmented low voltage AC or DC line. An improved electrical pickup is also disclosed to facilitate engagement and disengagement of a vehicle from a power supply line.
    Type: Application
    Filed: September 17, 2005
    Publication date: March 22, 2007
    Inventor: Dingzhong Li