Patents by Inventor Terrence R. Halmstad

Terrence R. Halmstad 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).

  • Aluminum electrical connector with threaded opening having electroplated layer of uniform thickness
    Patent number: 4861290
    Abstract: An aluminum electrical connector lug (2) has a lug body (4) with a threaded opening (12) having an electroplated coating layer (22) with substantially the same thickness at the roots (16) as at the crowns (18).
    Type: Grant
    Filed: December 9, 1987
    Date of Patent: August 29, 1989
    Assignee: Eaton Corporation
    Inventors: Terrence R. Halmstad, Steven R. Schachameyer