Patents by Inventor Andreas Liem

Andreas Liem 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).

  • Fibre coupler
    Patent number: 8787716
    Abstract: A fiber coupler with an inner tube, an inner fiber arranged within the inner tube and several outer fibers arranged around the inner fiber, is disclosed, wherein said fiber coupler tapers in the longitudinal direction of the inner fiber from a main section to a terminal section and the inner cross section on the inner tube corresponds to the diameter of the inner fiber along the tapering section of the fiber coupler.
    Type: Grant
    Filed: April 9, 2009
    Date of Patent: July 22, 2014
    Assignees: TRUMPF Laser GmbH + Co. KG, JENOPTIK Laser GmbH
    Inventors: Malte Kumkar, Marcin Michal Kozak, Clemens Hoenninger, Andreas Liem, Thomas Gabler, Inka Manek-Hoenninger
  • FIBRE COUPLER
    Publication number: 20110123155
    Abstract: A fiber coupler with an inner tube, an inner fiber arranged within the inner tube and several outer fibers arranged around the inner fiber, is disclosed, wherein said fiber coupler tapers in the longitudinal direction of the inner fiber from a main section to a terminal section and the inner cross section on the inner tube corresponds to the diameter of the inner fiber along the tapering section of the fiber coupler.
    Type: Application
    Filed: April 9, 2009
    Publication date: May 26, 2011
    Applicant: JT Optical Engine GmbH + Co. KG
    Inventors: Malte Kumkar, Marcin Michal Kozak, Clemens Hoenninger, Andreas Liem, Thomas Gabler, Inka Manek Hoenninger