Patents by Inventor Steven G. Jansto

Steven G. Jansto 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).

  • Clean steel tubing
    Patent number: 5411198
    Abstract: An improved steel tube made from low sulfur steel wherein clean steel flat strip is formed into a circular form with its edges abutting and the edges are heated and pushed together to form a welded tube. The inside and outside beads are removed with cutting tools.
    Type: Grant
    Filed: January 26, 1994
    Date of Patent: May 2, 1995
    Assignee: Alpha Tube Corporation
    Inventor: Steven G. Jansto