Patents by Inventor David William Johnston

David William Johnston 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).

  • Roulette with hi/low betting area
    Patent number: 7758049
    Abstract: An amusement apparatus comprising a roulette wheel (102), a hi/lo betting area (112), wherein, in use, the roulette wheel (102) is arranged to be spun and a winning number generated thereby, the hi/lo betting area (112) being arranged to allow a player to place a bet on whether the winning number generated by a spin of the roulette wheel (102) will be higher or lower than the winning number of a preceding spin.
    Type: Grant
    Filed: May 26, 2006
    Date of Patent: July 20, 2010
    Assignee: Bell Fruit Group Limited
    Inventor: David William Johnston