Patents by Inventor Michael W. Vamer

Michael W. Vamer 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).

  • Millwork sanding sponge
    Patent number: D527974
    Type: Grant
    Filed: December 16, 2004
    Date of Patent: September 12, 2006
    Assignee: 3M Innovative Properties Company
    Inventors: John G. Petersen, Jonathan M. Lise, Michael W. Vamer