Patents by Inventor William N. Hiatt

William N. Hiatt 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).

  • Beneficial bacterial preparation and method
    Patent number: 6562585
    Abstract: A method and mixture for denitrifying aerobic bacterial compositions and for aerobic methods for biological treatment of aqueous systems polluted by nitrogen waste products. A mixture of and limited to bacillus bacteria are added to the treatment subject. Optionally enzymes can be added to the mixture. Optionally a particulate carbon ingredient can be placed into the treatment subject. Optionally a living tissue ingredient can be used.
    Type: Grant
    Filed: February 14, 2000
    Date of Patent: May 13, 2003
    Inventor: William N. Hiatt
  • Denitrifying bacterial preparation and method
    Patent number: 6025152
    Abstract: A method and mixture for denitrifying aerobic bacterial compositions and for aerobic methods for biological treatment of aqueous systems polluted by nitrogen waste products. A mixture of and limited to bacillus bacteria are added to the treatment subject. Optionally enzymes can be added to the mixture. Optionally a particulate carbon ingredient can be placed into the treatment subject. Optionally a living tissue ingredient can be used.
    Type: Grant
    Filed: June 3, 1997
    Date of Patent: February 15, 2000
    Inventor: William N. Hiatt