Average Co-Inventor Count = 4.00
ph-index = 4
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 (4 from 2,529 patents)
4 patents:
1. D977565 - Payment card with a box
2. D977566 - Payment card with a notch
3. D923086 - Payment card with a notch
4. D921750 - Payment card with a box