Average Co-Inventor Count = 7.00
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. Electronics and Telecommunications Research Institute (2 from 11,277 patents)
2 patents:
1. 7366904 - Method for modifying validity of a certificate using biometric information in public key infrastructure-based authentication system
2. 7133296 - Portable USB storage device