Patents by Inventor Gerd Kreutzmann

Gerd Kreutzmann 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).

  • Process of and apparatus for leading an optical waveguide through a wall via a hermetic seal
    Patent number: 4904046
    Abstract: To lead an optical waveguide through a housing wall, the optical waveguide is, in one section freed of its protective layer and hermetically connected in a bushing by glass soldering it to the bushing. In at least one load-relieving section leading out of the bushing, the optical waveguide is fastened by its protective layer to an extension of the bushing. The bushing is hermetically set into the housing wall.
    Type: Grant
    Filed: March 8, 1989
    Date of Patent: February 27, 1990
    Assignee: Schott Glaswerke
    Inventors: Hartmut Paschke, Gerd Kreutzmann, Hrabanus Hack