Average Co-Inventor Count = 4.13
ph-index = 15
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. American Express Travel Related Services Company, Inc. (19 from 1,452 patents)
2. Mastercard International Incorporated (3 from 2,320 patents)
27 patents:
1. D991332 - Transaction card having trapezoidal edge feature
2. D991333 - Transaction card having triangular edge feature
3. D958240 - Transaction card with stacked account identifier
4. D958239 - Transaction card with stacked account identifier and angular feature
5. D958238 - Transaction card with stacked account identifier and linear feature
6. 8240574 - Infrared blocking article
7. 8033474 - Infrared blocking article
8. 7837118 - Infrared blocking article
9. 7377443 - Transaction card
10. D510384 - Payment device
11. D497911 - Reader for a payment device
12. D497636 - Payment device
13. 6764014 - Transaction card
14. 6749123 - Transaction card
15. D488156 - Reader for a payment device