Patents by Inventor Filemon E. Estigoy

Filemon E. Estigoy 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).

  • Mini hydro electric plant
    Patent number: 4965998
    Abstract: A mini hydroelectric power plant is provided that utilizes a water driven turbine to drive an electric generator for producing electricity. Flowing water is collected from the turbine and pumped back to a reservoir to be used again for driving the turbine.
    Type: Grant
    Filed: February 21, 1989
    Date of Patent: October 30, 1990
    Inventors: Filemon E. Estigoy, George Spector