Patents by Inventor Gunther Friedmann

Gunther Friedmann 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).

  • Apparatus to secure a cylindrical object for laser processing
    Patent number: 8523190
    Abstract: A device for holding an essentially cylindrical work piece (22), in particular a jewelry ring, for machining with a laser beam (L) has at least one chuck (20) that is supported so that it is able to rotate around a rotation axis (18) and that is provided for centrally holding the work piece (22) by means of first clamping elements (30), which automatically fix the work piece (22) in position through the exertion of a spring force.
    Type: Grant
    Filed: April 10, 2008
    Date of Patent: September 3, 2013
    Assignee: Carl Baasel Lasertechnik GmbH & Co
    Inventors: Wolfgang Bauer, Gunther Friedmann
  • Apparatus to secure a cylindrical object for laser processing
    Publication number: 20080284115
    Abstract: A device for holding an essentially cylindrical work piece (22), in particular a jewelry ring, for machining with a laser beam (L) has at least one chuck (20) that is supported so that it is able to rotate around a rotation axis (18) and that is provided for centrally holding the work piece (22) by means of first clamping elements (30), which automatically fix the work piece (22) in position through the exertion of a spring force.
    Type: Application
    Filed: April 10, 2008
    Publication date: November 20, 2008
    Inventors: Wolfgang Bauer, Gunther Friedmann