Patents by Inventor Hubertus H. Rouleaux

Hubertus H. Rouleaux 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: 4199971
    Abstract: Method of forming profiled reed blades by stamping from a metal strip, in which method the reed blades are processed while the ends thereof are still a part of the metal strip, with a final stamping out of the ends to complete the formation of the reed blades.
    Type: Grant
    Filed: October 25, 1977
    Date of Patent: April 29, 1980
    Assignees: Ruti Machinery Works Ltd., Ruti-Te Strake B.V.
    Inventors: Fritz Kielersreiter, Hubertus H. Rouleaux