Patents by Inventor Michael Jenisch

Michael Jenisch 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).

  • Conical stacking tube body and method of producing the same
    Patent number: 5403633
    Abstract: A conical hollow tube body of paper or another organic molding material is made by forming a conical hollow tube body member having a narrow end and a wide end, and producing a spacing formation by making at least one dimple on an inside in the area of the narrow end by forming a projection in a wall of the body member immediately upon completion of the body member from an outside of the latter.
    Type: Grant
    Filed: March 11, 1993
    Date of Patent: April 4, 1995
    Assignee: Christian Maer GmbH & Co., KG
    Inventor: Michael Jenisch