Average Co-Inventor Count = 5.46
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. Visa International Service Association (2 from 2,512 patents)
2. Visa U.s.a. Inc. (2 from 475 patents)
4 patents:
1. 8643378 - Method of performing electrostatic discharge testing on a payment card
2. 8292164 - Testing protocols for extended functionality cards
3. 8132713 - System and method for automated selection of testing criteria for payment devices
4. 7902831 - Methods of performing electrostatic discharge testing on a payment card