Average Co-Inventor Count = 4.69
ph-index = 8
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 (17 from 2,520 patents)
2. Other (2 from 832,891 patents)
19 patents:
1. 11574312 - Secure authentication system and method
2. 10824207 - Information access device and data transfer
3. 10552842 - SKU level control and alerts
4. 10387885 - SKU level control and alerts
5. 10380571 - Merchant alert based system and method including customer presence notification
6. 10095276 - Information access device and data transfer
7. 10043186 - Secure authentication system and method
8. 9792611 - Secure authentication system and method
9. 9710802 - Merchant competition alert
10. 9633351 - Encryption switch processing
11. 9449327 - Merchant alert based system and method including customer presence notification
12. 9176543 - Access using a mobile device with an accelerometer
13. 9105027 - Verification of portable consumer device for secure services
14. 8907768 - Access using a mobile device with an accelerometer
15. 8761809 - Transaction using a mobile device with an accelerometer