Patents by Inventor Josef Bonhoff

Josef Bonhoff 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).

  • Method of sterilizing the hose of a hose pump
    Patent number: 5397547
    Abstract: A method of and device for sterilizing the hose of a hose pump in a system operating in sterile conditions. Before the system is sterilized, the hose is transferred from the pump, but not disconnected from the system's lines, to a device that surrounds it snugly. The device comprises two halves. Each half has a depression shaped and dimensioned to match half the outer surface of the hose and accordingly surrounding it tightly over its total length when the two halves are together.
    Type: Grant
    Filed: November 2, 1993
    Date of Patent: March 14, 1995
    Assignee: Westfalia Separator AG
    Inventors: Fred Woolhouse, Ulrich Rotermund, Josef Bonhoff