Patents by Inventor Michael Eugene Campbell

Michael Eugene Campbell 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).

  • Variable speed random orbit sander
    Patent number: D468178
    Type: Grant
    Filed: December 12, 2001
    Date of Patent: January 7, 2003
    Assignee: Makita Corporation
    Inventors: Gregory Tyler Wright, Michael Eugene Campbell