Patents by Inventor Hans W. Roth

Hans W. Roth 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).

  • Cleaning device for harvester-thresher
    Patent number: 5428945
    Abstract: The cleaning device for a harvester thresher includes a cross-flow fan supplying air to the cleaning sieve section and air guiding structure in the discharge flow from the fan to effect desired air distribution.
    Type: Grant
    Filed: November 23, 1993
    Date of Patent: July 4, 1995
    Assignee: Klockner-Humboldt-Deutz AG
    Inventors: Wilhelm von Allworden, Josel Honl, Rainer Gansel, Hans W. Roth, Karl Schips, Rolf Fichter