Patents by Inventor Phillip B. Gelber

Phillip B. Gelber 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).

  • Gaming machine having a first bonus event that influences a probability of a second bonus event
    Patent number: 7780511
    Abstract: A gaming machine is provided for playing a wagering game. The gaming machine includes a wager-input device and at least one display for displaying a bonus game of the wagering game. The bonus game has a plurality of outcomes. A probability of winning a certain one or more of the plurality of outcomes varies in response to an occurrence of a predetermined event during the bonus game.
    Type: Grant
    Filed: August 3, 2005
    Date of Patent: August 24, 2010
    Assignee: WMS Gaming Inc.
    Inventors: Michael P. Casey, Phillip B. Gelber, Lisa M. Helfer, Matthew J. Ward