Patents by Inventor Willibald Appt

Willibald Appt 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).

  • Patent number: 5566195
    Abstract: The invention is directed to an intracavity Raman laser with a collimated beam path in the Raman medium 10. The intracavity Raman laser includes a single-mode Stokes resonator, a mode stop 13, a telescope 3 for adapting the laser rod 20, a single mode also for the pump laser and a deflecting mirror system 4 for a more compact arrangement. The mode volumes of the pump laser and the Stokes resonator are matched.
    Type: Grant
    Filed: June 21, 1995
    Date of Patent: October 15, 1996
    Assignee: Carl-Zeiss-Stiftung
    Inventors: Joachim Heppner, Willibald Appt, Ralf Peter