Patents by Inventor David C. Blittersdorf

David C. Blittersdorf 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).

  • Direct drive induction electrical power generator
    Patent number: 7633176
    Abstract: An electrical power generator is provided which is a direct drive induction generator capable of being directly connected to the power grid for the creation of electrical power. The rotor of the induction generator is located along the outside periphery of the stator and the stator may be provided with a plurality of poles. The number of poles provided on the stator may be adjusted to obtain an optimal rotational speed required to generate power. Using this arrangement, a low cost, efficient, reliable and easy to build wind generator may be provided.
    Type: Grant
    Filed: August 17, 2005
    Date of Patent: December 15, 2009
    Assignee: Earth Turbines, Inc.
    Inventor: David C. Blittersdorf
  • Ice free wind speed sensor
    Patent number: D366841
    Type: Grant
    Filed: April 10, 1995
    Date of Patent: February 6, 1996
    Assignee: N R G Systems, Inc.
    Inventors: David C. Blittersdorf, Paul R. Kenyon