Patents by Inventor Klaus Spennemann

Klaus Spennemann 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).

  • Laser beam welding device and method
    Patent number: 8404994
    Abstract: A laser beam welding device and a laser beam welding method are described. It is provided that a laser beam converted to have an annular cross-sectional area by using an optical system is deflected for the purpose of producing a radial weld.
    Type: Grant
    Filed: December 3, 2007
    Date of Patent: March 26, 2013
    Assignee: Robert Bosch GmbH
    Inventors: Klaus Spennemann, Sonja Kittel
  • LASER BEAM WELDING DEVICE AND METHOD
    Publication number: 20090294417
    Abstract: A laser beam welding device and a laser beam welding method are described. It is provided that a laser beam converted to have an annular cross-sectional area by using an optical system is deflected for the purpose of producing a radial weld.
    Type: Application
    Filed: December 3, 2007
    Publication date: December 3, 2009
    Inventors: Klaus Spennemann, Sonja Kittel