Patents by Inventor Dai Jin

Dai Jin 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).

  • Tumbler
    Patent number: D561535
    Type: Grant
    Filed: July 14, 2006
    Date of Patent: February 12, 2008
    Assignee: N.T.I. Trading Ltd.
    Inventor: Dai Jin