Average Co-Inventor Count = 5.00
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. Entrust Corporation (2 from 110 patents)
2 patents:
1. 9100194 - Method and apparatus for providing authentication between a sending unit and a recipient based on challenge usage data
2. 8966579 - Method and apparatus for providing authentication between a sending unit and a recipient based on challenge usage data