Patents by Inventor Eggo Ratsch

Eggo Ratsch 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).

  • Noiseless combustion and plasma cutting arrangement
    Patent number: 4438316
    Abstract: The invention relates to a noiseless combustion and plasma cutting arrangnt with a cutter and an associated gridiron- or honeycomb-type bench that is divided into individual cells that are higher than they are wide to reduce the noise that occurs during cutting.
    Type: Grant
    Filed: November 9, 1981
    Date of Patent: March 20, 1984
    Assignee: Versuchsanstalt f. Deutsche Forschungs-u Luft-u Raumfahrt e.V
    Inventors: Ulrich Ackermann, Eggo Ratsch