Average Co-Inventor Count = 2.40
ph-index = 2
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 164,275 patents)
2 patents:
1. 6920563 - System and method to securely store information in a recoverable manner on an untrusted system
2. 6430688 - Architecture for web-based on-line-off-line digital certificate authority