Patents by Inventor Ronghao Chen

Ronghao Chen 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).

  • Cubic assembly puzzle and support structure
    Patent number: 7677567
    Abstract: A game or puzzle including a plurality of polyomino assembly pieces and a support base. The support base aids the user in visualizing the shape of the puzzle to be assembled and provides support to the assembly pieces during puzzle assembly.
    Type: Grant
    Filed: November 22, 2006
    Date of Patent: March 16, 2010
    Inventor: Ronghao Chen
  • Cubic Assembly Puzzle and Support Structure
    Publication number: 20080116633
    Abstract: A game or puzzle including a plurality of polyomino assembly pieces and a support base. The support base aids the user in visualizing the shape of the puzzle to be assembled and provides support to the assembly pieces during puzzle assembly.
    Type: Application
    Filed: November 22, 2006
    Publication date: May 22, 2008
    Applicant: Wisonet, Inc.
    Inventor: Ronghao Chen
  • Cubic assembly puzzle and support structure
    Patent number: 7140612
    Abstract: A game or puzzle including a plurality of polyomino assembly pieces and a support base. The support base may comprise a polygonal bottom member, one or more towers, and side walls. The support base aids the user in visualizing the shape of the puzzle to be assembled and provides support to the assembly pieces during puzzle assembly.
    Type: Grant
    Filed: August 16, 2004
    Date of Patent: November 28, 2006
    Assignee: Wisonet, Inc.
    Inventor: Ronghao Chen
  • Cubic assembly puzzle and support structure
    Publication number: 20060033272
    Abstract: A game or puzzle including a plurality of polyomino assembly pieces and a support base. The support base may comprise a polygonal bottom member, one or more towers, and side walls. The support base aids the user in visualizing the shape of the puzzle to be assembled and provides support to the assembly pieces during puzzle assembly.
    Type: Application
    Filed: August 16, 2004
    Publication date: February 16, 2006
    Applicant: Wisonet, Inc.
    Inventor: Ronghao Chen