Patents by Inventor Stephen Bunish

Stephen Bunish 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).

  • Shielded mining cable
    Patent number: 4313029
    Abstract: A high-voltage electrical power cable comprises a substantially flat core (10) having a plurality of flexible power conductors (11), and insulating body (14) surrounding each power conductor, a ground wire (12), an insulated ground check wire (13); an outer jacket (20) surrounding the core; and a layer of semi-conducting material (30, 30a, 30b, and 30c) extruded about and in contact with the core. The ground wire is covered with a semi-conductive material in contact with the extruded layer to provide a current path to ground.
    Type: Grant
    Filed: October 1, 1979
    Date of Patent: January 26, 1982
    Assignee: The Anaconda Company
    Inventor: Stephen Bunish