Patents by Inventor Marcel Dam

Marcel Dam 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).

  • Stabilizing tremolo transformer
    Patent number: D487425
    Type: Grant
    Filed: November 14, 2002
    Date of Patent: March 9, 2004
    Assignee: Dirckson C.V.
    Inventor: Marcel Dam