Patents by Inventor Ursula Bristle

Ursula Bristle 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).

  • Patent number: 6132074
    Abstract: A headlight for a vehicle has a reflector, a light source, a lens through which a light reflected by the reflector passes, at least one optical element which surrounds the lens, the optical element being formed as at least one ring-shaped lens element and together with the lens forming an optical unit in appearance.
    Type: Grant
    Filed: September 7, 1999
    Date of Patent: October 17, 2000
    Assignee: Robert Bosch GmbH
    Inventors: Ursula Bristle, Juergen Mueller, Heike Eichler, Thomas Kienzler, Doris Boebel
  • Patent number: 5975723
    Abstract: A light for a vehicle has a reflector, a light source, a light-permeable disk covering a light outlet opening, the reflector having a central region which surrounds the light source and a lateral region, the central region of the reflector having a lateral opening through which a light emitted by the light source can reach the lateral reflector region, the lateral reflector region having at least in one zone a plurality of stepped reflection profiles, the lateral reflector region having an upper edge and a lower edge, at least one reflection segment arranged near one of the edges so that a light emitted from the light source impinges on the reflection segment through the opening of the central reflection region, the reflection segment having a greater extension than the reflection profile at least in a horizontal direction.
    Type: Grant
    Filed: June 4, 1997
    Date of Patent: November 2, 1999
    Assignee: Robert Bosch GmbH
    Inventors: Hans Daumueller, Heinz Ruckwied, Ursula Bristle