Patents by Inventor Matthew Edward Mao

Matthew Edward Mao 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).

  • Lobster trap ballast
    Patent number: D551735
    Type: Grant
    Filed: November 2, 2006
    Date of Patent: September 25, 2007
    Assignee: Friendship Trap Company, Inc.
    Inventors: J. Pike Bartlett, Matthew Edward Mao