Patents by Inventor Bruno Kesel

Bruno Kesel 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).

  • Impeller
    Patent number: 4930984
    Abstract: An impeller comprises a central hub part, and a plurality of vanes extending from the central hb part, the plurality of vanes including two first neighboring vanes having a predetermined construction and at least one second vane located between the first vanes and having a construction which is different from the construction of the first vanes.
    Type: Grant
    Filed: July 13, 1989
    Date of Patent: June 5, 1990
    Assignee: Robert Bosch GmbH
    Inventors: Bruno Kesel, Gerhard Zink, Karin Winter