Average Co-Inventor Count = 2.00
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 164,197 patents)
2 patents:
1. 7962558 - Program product and system for performing multiple hierarchical tests to verify identity of sender of an e-mail message and assigning the highest confidence value
2. 7529802 - Method for performing multiple hierarchically tests to verify identity of sender of an email message and assigning the highest confidence value