Average Co-Inventor Count = 2.57
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. Fujitsu Corporation (3 from 39,244 patents)
3 patents:
1. 8751673 - Authentication apparatus, authentication method, and data using method
2. 7510113 - Billing system, and device constituting same
3. 7117265 - System for controlling communications in a network based on a previous place name and relocated place name displayed on terminals of current conversation participants