Average Co-Inventor Count = 2.25
ph-index = 3
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Igt (3 from 4,365 patents)
3 patents:
1. 7585218 - Gaming device having multiple selection groups with randomly aligning advances
2. 7566271 - Gaming device having a selection game with multiple groups of potential outcomes
3. 7553231 - Gaming device having game with cascading wild symbols