Patents by Inventor Andreas Tull

Andreas Tull 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).

  • Light barrier arrangement
    Publication number: 20080143528
    Abstract: A light barrier arrangement for detecting objects in a monitored area includes first and second casings adapted for being arranged at opposite ends, respectively, of the monitored area. Each casing comprises a basic body having longitudinal ends. End caps close off the longitudinal ends of the basic body for the casing. Optical elements are integrated into the end caps and generate a predetermined number of beam axes formed, respectively, by emitted light rays.
    Type: Application
    Filed: December 17, 2007
    Publication date: June 19, 2008
    Applicant: Leuze Lumiflex GmbH & Co. KG
    Inventors: Paul Haberl, Andreas Tull
  • Torsion bar for a seat belt retractor
    Publication number: 20040070127
    Abstract: A torsion bar that can be installed in a seat belt retractor as an energy absorber has a gear integral therewith, wherein the gear is created by submitting the torsion bar to a rolling operation.
    Type: Application
    Filed: August 27, 2003
    Publication date: April 15, 2004
    Inventors: Klaus Junker, Andreas Tull