Patents by Inventor Maria L. Belgiojoso

Maria L. Belgiojoso 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).

  • Ceramic tile unit
    Patent number: D272474
    Type: Grant
    Filed: January 7, 1981
    Date of Patent: January 31, 1984
    Assignee: Villeroy & Boch Keramische Werke KG
    Inventor: Maria L. Belgiojoso