Average Co-Inventor Count = 2.40
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. Scientific Games International, Inc. (5 from 188 patents)
2. Scientific Games Royalty Corporation (1 from 9 patents)
6 patents:
1. 8562413 - Lottery game method
2. 8287353 - Lottery game method
3. 7883405 - Lottery and gaming systems with multi-theme instant win games
4. 7798895 - Lottery and gaming systems for playing wagering game with enhanced prize structure derived from multiple plays
5. 7510116 - Lottery and gaming systems with dynamic lottery tickets
6. 7204756 - Lottery system with method for paying multiple progressive jackpots