Patents by Inventor Donald W. Walsh

Donald W. Walsh 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).

  • Foam fire suppression apparatus
    Publication number: 20080185159
    Abstract: An apparatus for foam suppression of fire is presented as being configured for use in new or preciously existing structures and using a non-fire-suppression-dedicated water supply.
    Type: Application
    Filed: February 6, 2007
    Publication date: August 7, 2008
    Inventor: Donald W. Walsh