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. Contentguard Holdings, Inc. (1 from 130 patents)
1 patent:
1. 7840488 - System and method for granting access to an item or permission to use an item based on configurable conditions