Patents by Inventor Steven W. Dahlgren

Steven W. Dahlgren 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).

  • Method and apparatus for installing wire anchors for suspended ceilings
    Patent number: 5012624
    Abstract: A system for suspending a structural member from a ceiling. The ceiling includes a metal panel member. The system includes a wire having one end connected to the structural member. The wire extends upwardly from the structural member to an anchor member. The upper end of the wire is attached to the anchor member. The anchor member is installed in the metal panel member in a continuous operation which utilizes a single tool assembly to perform a continuous sequence of steps.
    Type: Grant
    Filed: June 19, 1989
    Date of Patent: May 7, 1991
    Inventor: Steven W. Dahlgren