Patents by Inventor Donald J. Savegnago

Donald J. Savegnago 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).

  • Device for aerating a body of water, method for aerating a body of water
    Patent number: 6290855
    Abstract: An aerator for a body of water is disclosed comprising a structure for forming a column of water wherein the column has a longitudinally extending core devoid of water and a structure for injecting oxygenated fluid into the core. Also provided is a method for forming a column of water wherein the column has a longitudinally extending core devoid of water and injecting oxygenated fluid into the core so that the water is contacted with the oxygenated fluid only from points within the core.
    Type: Grant
    Filed: August 27, 1998
    Date of Patent: September 18, 2001
    Inventor: Donald J. Savegnago
  • Diffuser head
    Patent number: D662581
    Type: Grant
    Filed: July 15, 2011
    Date of Patent: June 26, 2012
    Assignee: Alternative Wastewater Systems, Inc.
    Inventor: Donald J. Savegnago