Average Co-Inventor Count = 3.00
ph-index = 3
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. International Business Machines Corporation (2 from 164,221 patents)
2. Intelliden, Inc. (1 from 15 patents)
3 patents:
1. 7958206 - Controlling access rights to network resources based on a hierarchical arrangement of security sets
2. 7953823 - Controlling access rights to network resources
3. 7461158 - System and method for controlling access rights to network resources