Patents by Inventor Gregory Deppe

Gregory Deppe 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).

  • Spraying and level control for aero-hydroponic system
    Patent number: 5557884
    Abstract: An improved aero-hydroponic growing system for plants is disclosed. The system provides for level control of the liquid nutrients in the plant tube as well as an innovative spray head for oxygenating and dispersing the liquid nutrients.
    Type: Grant
    Filed: July 27, 1994
    Date of Patent: September 24, 1996
    Inventor: Gregory Deppe