Patents by Inventor Sihua Chen

Sihua 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).

  • 3D reels
    Patent number: 9129471
    Abstract: A mechanical reel (32) for a gaming system (10) is disclosed. The reel (32) has a circumferential reel surface (48). The reel (32) has at least one symbol bearing surface (50) offset from the reel surface.
    Type: Grant
    Filed: October 28, 2013
    Date of Patent: September 8, 2015
    Assignee: ARISTOCRAT TECHNOLOGIES AUSTRALIA PTY LIMITED
    Inventors: Sihua Chen, Linn McKay, Scott Stewart, Peter Mastera
  • 3D REELS
    Publication number: 20140057696
    Abstract: A mechanical reel (32) for a gaming system (10) is disclosed. The reel (32) has a circumferential reel surface (48). The reel (32) has at least one symbol bearing surface (50) offset from the reel surface.
    Type: Application
    Filed: October 28, 2013
    Publication date: February 27, 2014
    Applicant: ARISTOCRAT TECHNOLOGIES AUSTRALIA PTY LIMITED
    Inventors: Sihua Chen, Linn McKay, Scott Stewart, Peter Mastera
  • 3D reels
    Patent number: 8574054
    Abstract: A mechanical reel (32) for a gaming system (10) is disclosed. The reel (32) has a circumferential reel surface (48). The reel (32) has at least one symbol bearing surface (50) offset from the reel surface.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: November 5, 2013
    Assignee: Aristocrat Technologies Australia Pty Limited
    Inventors: Sihua Chen, Linn McKay, Scott Stewart, Peter Mastera
  • 3D REELS
    Publication number: 20120071225
    Abstract: A mechanical reel (32) for a gaming system (10) is disclosed. The reel (32) has a circumferential reel surface (48). The reel (32) has at least one symbol bearing surface (50) offset from the reel surface.
    Type: Application
    Filed: September 22, 2011
    Publication date: March 22, 2012
    Inventors: Sihua Chen, Linn McKay, Scott Stewart, Peter Mastera