Patents by Inventor Peter EBENWALDER

Peter EBENWALDER 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).

  • Faraday rotator for an optical isolator
    Patent number: 9304337
    Abstract: A Faraday rotator includes two magnet sub-assemblies assemblies spaced apart and aligned with each other with a gap therebetween. Each magnet sub-assembly includes a central magnet magnetized in direction parallel to the gap. The central magnet is sandwiched between two end magnets magnetized in a direction perpendicular to the gap. A magneto-optic crystal is located in the gap between the central magnets.
    Type: Grant
    Filed: January 13, 2014
    Date of Patent: April 5, 2016
    Assignee: COHERENT LASERSYSTEMS GMBH
    Inventors: Peter Ebenwalder, Sebastian Koke, Stefan Spiekermann
  • FARADAY ROTATOR FOR AN OPTICAL ISOLATOR
    Publication number: 20150198823
    Abstract: A Faraday rotator includes two magnet sub-assemblies assemblies spaced apart and aligned with each other with a gap therebetween. Each magnet sub-assembly includes a central magnet magnetized in direction parallel to the gap. The central magnet is sandwiched between two end magnets magnetized in a direction perpendicular to the gap. A magneto-optic crystal is located in the gap between the central magnets.
    Type: Application
    Filed: January 13, 2014
    Publication date: July 16, 2015
    Applicant: COHERENT LASERSYSTEMS GMBH & CO. KG
    Inventors: Peter EBENWALDER, Sebastian KOKE, Stefan SPIEKERMANN