Patents by Inventor Heinz Jurgen Hemken

Heinz Jurgen Hemken 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).

  • Flat conductor ribbon cable
    Publication number: 20010004557
    Abstract: A flat conductor ribbon cable (1) in which at least two flat electric conductors (2) with rectangular cross-section are embedded, separated and in parallel, in insulating material (3). For effective electric shielding, a metallic envelope (4), which is produced by application of a process for surface coating and is completely closed, is applied to the entire outer surface of the flat cable (1) including the lateral edges (6,7) and adheres firmly to the insulating material (3) of the flat cable (1).
    Type: Application
    Filed: December 13, 2000
    Publication date: June 21, 2001
    Inventors: Wolfgang Scheideler, Heinz-Jurgen Hemken, Helmut Steinberg, Peter Zamzow
  • Optical waveguide with protective tube
    Patent number: 6246821
    Abstract: An optical waveguide, in particular for a vehicle, with an optical fiber (1) which is composed of polymer material and with a protective layer which encloses the fiber (1). The waveguide includes a metal pipe (2) having a corrugation at an angle to its longitudinal axis (4), the pipe forming an electrical conductor, and being externally insulated (5).
    Type: Grant
    Filed: November 12, 1999
    Date of Patent: June 12, 2001
    Assignee: Alcatel
    Inventors: Heinz Jurgen Hemken, Wolfgang Scheideler, Helmut Steinberg, Peter Zamzow