Average Co-Inventor Count = 4.61
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 (5 from 4,360 patents)
5 patents:
1. 9721434 - Multi-card bingo game features
2. 9449468 - Multi-card bingo game features
3. 8641513 - Multiple monetary type gaming machine with cash conversion functionality
4. 8506384 - Multi-card bingo game features
5. 8506387 - Multiple monetary type gaming machine with cash conversion functionality