Patents by Inventor Jia Duo Weng

Jia Duo Weng 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).

  • Three-dimensional photographic shelf
    Patent number: 7440685
    Abstract: A three-dimensional photographic shelf that is highly controllable, adjustable and portable. A loading turntable of the shelf for loading a photographic subject has the functions of horizontal rotation for different angles and vertical angles switches while cooperating with a hand rod connected to a digital camera.
    Type: Grant
    Filed: November 18, 2005
    Date of Patent: October 21, 2008
    Inventor: Jia Duo Weng