Patents by Inventor David Oberhofer

David Oberhofer 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).

  • Paddock Vacuum Systems
    Publication number: 20070136983
    Abstract: A paddock vacuum having a removable leaf-blower as the vacuum source. The paddock vacuum also has an improved air-tight door that resists deformation under vacuum, an internal filter, and other structural improvements. The paddock vacuum tilts for easy emptying.
    Type: Application
    Filed: October 11, 2006
    Publication date: June 21, 2007
    Applicant: MONET DESIGN CO. PTY. LTD.
    Inventors: David Oberhofer, Emanuel Szumer