Patents by Inventor Dung K. Hua

Dung K. Hua 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).

  • Game machine user interface using a non-contact eye motion recognition device
    Patent number: 7815507
    Abstract: A gaming machine having a non-contact user interface and methods for receiving input to the gaming machine using the non-contact user interface are described. The gaming machine described can receive player tracking information associated with a player, where the player tracking information can include personalization information associated with the player. The gaming machine can receive a signal provided by the player at a non-contact interface device. Next, the gaming machine can decode the signal.
    Type: Grant
    Filed: June 18, 2004
    Date of Patent: October 19, 2010
    Assignee: IGT
    Inventors: Greg Parrott, Binh T. Nguyen, Craig A. Paulsen, Dung K. Hua