Patents by Inventor Bernd Kohler

Bernd Kohler 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).

  • Vacuum cleaner
    Patent number: D322339
    Type: Grant
    Filed: December 19, 1989
    Date of Patent: December 10, 1991
    Assignee: Rowenta-Werke GmbH
    Inventors: Franz A. Stutzer, Bernd Kohler
  • Vacuum cleaner
    Patent number: D322340
    Type: Grant
    Filed: December 19, 1989
    Date of Patent: December 10, 1991
    Assignee: Rowenta-Werke GmbH
    Inventors: Franz A. Stutzer, Bernd Kohler