Patents by Inventor Siegfried King

Siegfried King 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).

  • Obstetric vacuum extractor and method of using the same
    Patent number: 4730617
    Abstract: The invention relates to an obstetric vacuum extractor with a vessel 1 comprising an evacuable vessel chamber open to one side, and to which a pull device 10 is attached. The vessel 1 is divided into at least two vessel chambers 1', 1" open to said one side and evacuable separately.
    Type: Grant
    Filed: August 7, 1986
    Date of Patent: March 15, 1988
    Assignee: Herrmann Hepp
    Inventor: Siegfried King