Patents by Inventor Martin Spreitzer

Martin Spreitzer 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).

  • High-pressure discharge lamp with improved intensity distribution
    Patent number: 8212479
    Abstract: A high-pressure discharge lamp having a discharge vessel with a central part that bulges out and which defines a lamp axis with a sealing part being attached to each end of the discharge vessel. The shaft of in each case one electrode, comprising a head and a shaft, is sealed in the sealing part, and a capillary tube closely surrounding the shaft of the electrode is between the central part of the discharge vessel and the sealing part. A tubular neck is integrally formed as a component of the discharge vessel between the central part and the capillary tube, and is separated from the shaft.
    Type: Grant
    Filed: July 4, 2007
    Date of Patent: July 3, 2012
    Assignee: Osram AG
    Inventors: Anton Albrecht, Swen-Uwe Baacke, Stephan Berndanner, Michael Simson, Martin Spreitzer
  • High-Pressure Discharge Lamp
    Publication number: 20090261728
    Abstract: A high-pressure discharge lamp having a discharge vessel with a central part that bulges out and which defines a lamp axis with a sealing part being attached to each end of the discharge vessel. The shaft of in each case one electrode, comprising a head and a shaft, is sealed in the sealing part, and a capillary tube closely surrounding the shaft of the electrode is between the central part of the discharge vessel and the sealing part. A tubular neck is integrally formed as a component of the discharge vessel between the central part and the capillary tube, and is separated from the shaft.
    Type: Application
    Filed: July 4, 2007
    Publication date: October 22, 2009
    Inventors: Anton Albrecht, Swen-Uwe Baacke, Stephan Berndanner, Michael Simson, Martin Spreitzer