Patents by Inventor Don Dubuc

Don Dubuc 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).

  • Device and method for welding overlapping roof membranes
    Patent number: 6588475
    Abstract: A device for welding overlapping roof membranes comprising a chassis, an air discharge chute and a flame distribution assembly communicating with the air discharge chute. The flame distribution assembly includes a gaseous fuel source inlet, a primary burner, and an ignition source. A control unit ignites the primary burner by the ignition source. The blower connected to an inlet port of the air discharge chute directs heat generated by the primary burner through an air discharge outlet for welding the overlapping roof membranes.
    Type: Grant
    Filed: December 13, 2000
    Date of Patent: July 8, 2003
    Assignee: NTE Equipment, Inc.
    Inventors: James J. Simon, Jr., Scott M. Bockelman, Don Dubuc