Patents by Inventor Brigitte Bischof

Brigitte Bischof 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).

  • Ceiling lighting fixture
    Patent number: D321409
    Type: Grant
    Filed: October 21, 1988
    Date of Patent: November 5, 1991
    Inventors: Brigitte Bischof, Horst-Dieter Schmelzer