Average Co-Inventor Count = 3.43
ph-index = 4
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 (4 from 4,356 patents)
4 patents:
1. 7666085 - Gaming device which displays multiple gaming results wherein subsequent results are formed from previous results
2. 7614953 - Gaming device having multiple interrelated secondary games
3. 7278919 - Gaming device having multiple interrelated secondary games
4. 6964416 - Method of playing a matching bonus game