Average Co-Inventor Count = 1.17
ph-index = 6
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. Other (5 from 832,843 patents)
2. International Game Technology (1 from 86 patents)
6 patents:
1. 7384336 - Progressive system and methods
2. 7077746 - Progressive wagering system
3. 6592460 - Progressive wagering system
4. 6435968 - Progressive wagering system
5. 6241608 - Progressive wagering system
6. 5885158 - Gaming system for multiple progressive games