Patents by Inventor Ingeburg Fehn

Ingeburg Fehn 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).

  • Filler for an optical transmission element having at least one optical waveguide
    Patent number: 5657410
    Abstract: Filler for an optical transmission element having at least one optical waveguideThe filler for an optical transmission element containing at least one optical waveguide contains a plasticizer.
    Type: Grant
    Filed: November 13, 1995
    Date of Patent: August 12, 1997
    Assignee: Siemens Aktiengesellschaft
    Inventors: Ingeburg Fehn, Rainer Kamps