Patents by Inventor Biewer Christian

Biewer Christian 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).

  • Publication number: 20070256795
    Abstract: An entrainment device for a roller blind has a latching element and a handle. The latching element is connected with the handle and is operable by the handle.
    Type: Application
    Filed: April 25, 2007
    Publication date: November 8, 2007
    Inventors: Biewer Christian, Michael Jugl