Patents by Inventor Jurgen Frommer

Jurgen Frommer 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).

  • Contact spring arrangement
    Patent number: 5599213
    Abstract: The description relates to a contact spring arrangement. The contact springs have contact heads (2) each having a convex contact surface and two side surfaces. According to the invention, recesses (7, 17, 18) are embossed in the surfaces of the contact head, with the result that the contact surfaces (4) are smoothed and made wider.
    Type: Grant
    Filed: January 9, 1995
    Date of Patent: February 4, 1997
    Assignee: ITT Cannon Electric GmbH
    Inventors: Jurgen Frommer, Erich Kreutter