Average Co-Inventor Count = 4.00
ph-index = 1
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. Walker Digital, LLC (2 from 532 patents)
2 patents:
1. 8500537 - Group play of a lottery game
2. 8226465 - Systems and methods for rewarding group participation in lottery games