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. Other (1 from 832,891 patents)
2. Mastercard International Incorporated (1 from 2,325 patents)
2 patents:
1. 5036461 - Two-way authentication system between user's smart card and
2. 4961142 - Multi-issuer transaction device with individual identification