Patents by Inventor Karl H. Matthas

Karl H. Matthas 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).

  • Headlight for motor vehicles
    Patent number: 4635173
    Abstract: In a headlight of a motor vehicle, having a housing and a diffusing lens enclosing with the housing an interior of the headlight, the interior is vented by means of a conduit exposed to air streams caused by travelling of the motor vehicle. The conduit is formed as an integrated part of the diffusing lens made of plastics.
    Type: Grant
    Filed: February 13, 1986
    Date of Patent: January 6, 1987
    Assignee: Robert Bosch GmbH
    Inventors: Helmut Dressler, Peter Engenhart, Klaus Jahnel, Heinrich Kochendorfer, Ulrich Kuhn, Karl H. Matthas, Kurt Schuster