RG

Ryan M. Griffin

Igt: 5 patents #386 of 1,220Top 35%
Overall (All Time): #986,857 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10032339 Method and system including enhanced symbol upgrade feature Dennis K. Mead, Dylan B. Selegue 2018-07-24
8740691 Gaming device and method for providing a free spin game with payline multipliers Scott A. Caputo, Mark C. Nicely 2014-06-03
8425316 Methods and systems for improving play of a bonus game on a gaming machine and improving security within a gaming establishment Gregory A. Silva, Cari L. Blomquist, Jean M. Venneman 2013-04-23
8419525 Gaming device and method for providing a free spin game with payline multipliers Scott A. Caputo, Mark C. Nicely 2013-04-16
8277305 Gaming device and method for providing a free spin game with payline multipliers Scott A. Caputo, Mark C. Nicely 2012-10-02