Average Co-Inventor Count = 3.43
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. Stern Pinball, Inc. (2 from 21 patents)
2 patents:
1. 7967681 - System and method for providing enhanced amusement game tournament play
2. 7070506 - System and method for providing pinball machine tournament play