Patents by Inventor Steven Henry Harder

Steven Henry Harder 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).

  • Patent number: 6288356
    Abstract: An apparatus for welding that includes a fixture for locating product including a weldable material having a relatively sharp melting point. The apparatus also includes a robot positioned adjacent the fixture and that has a moveable arm and a controller programmable to control movement of the arm, and a welder assembly that includes a mid-frequency DC transformers and a weld mechanism attached to the arm and operably connected to the mid-frequency DC transformer. The weld mechanism includes a pair of opposing weld tips adapted and configured to weld a pair of plates that include the weldable material.
    Type: Grant
    Filed: January 10, 2000
    Date of Patent: September 11, 2001
    Assignee: Dane Systems, Inc.
    Inventors: Steven Henry Harder, Dennis Walter Scygiel, Grant Stanford Goodspeed