Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
AH

Ayman Hammad — 267 Patents

Visa: 251 patents #1 of 2,009Top 1%
JPMorgan Chase: 9 patents #104 of 3,779Top 3%
Foster City, CA: #2 of 2,058 inventorsTop 1%
California: #303 of 386,348 inventorsTop 1%
Overall (All Time): #1,710 of 4,157,543Top 1%
267 Patents All Time
Ayman Hammad has been granted 267 US patents while listed as an inventor at Visa. The first was granted in 2005 and the most recent in October 2025. Ayman Hammad ranks #1,710 of 4,157,543 US inventors in our database (top 0.04%). Patent records list Ayman Hammad in Foster City, CA, US.

Issued Patents All Time

Showing 1–25 of 267 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12450590 Integration of verification tokens with mobile communication devices 2025-10-21
12277537 Multi-directional wallet connector apparatuses, methods and systems Thomas Purves, Shilpak Mahadkar, Tenni Theurer 2025-04-15
12086787 Integration of verification tokens with mobile communication devices 2024-09-10 $185,128,000
12079801 Systems and methods for managing third party tokens and transactions across issuer ecosystems Tuan Dao, Howard SPECTOR, Craig M. MULLANEY, Stanley M Devan, Soumyajit Ghosh +1 more 2024-09-03
12045827 Merchant alerts incorporating receipt data 2024-07-23 $166,851,000
12002037 Consumer authentication system and method Patrick Faith, Mark Carlson 2024-06-04 $132,430,000
11995633 Security system incorporating mobile device 2024-05-28 $106,791,000
11928669 Systems and methods for mobile wallet payments Howard SPECTOR, Eric L. Connolly, John D. Moore, Nancy E HIEBLER, Michael J. Naggar +2 more 2024-03-12 $508,343,000
11900192 Powering financial transaction token with onboard power source Patrick Faith 2024-02-13 $90,018,000
11880815 Device enrollment system and method Barbara Patterson 2024-01-23 $252,564,000
11803825 Multi-directional wallet connector apparatuses, methods and systems Thomas Purves, Shilpak Mahadkar, Tenni Theurer 2023-10-31 $200,804,000
11783326 Transaction authentication using network Patrick Faith, Mark Carlson 2023-10-10 $80,739,000
11727389 Systems and methods for managing third party tokens and transactions across issuer ecosystems Tuan Dao, Howard SPECTOR, Craig M. MULLANEY, Stanley M Devan, Soumyajit Ghosh +1 more 2023-08-15 $666,646,000
11715097 Cloud-based virtual wallet NFC apparatuses, methods and systems 2023-08-01 $183,154,000
11574312 Secure authentication system and method Patrick Faith, Krishna Prasad Koganti, Ben Rewis, Brendan Xavier Louis, Kevin Weller +1 more 2023-02-07 $273,471,000
11544699 Systems and methods for mobile wallet payments Howard SPECTOR, Eric L. Connolly, John D. Moore, Nancy E HIEBLER, Michael J. Naggar +2 more 2023-01-03 $265,675,000
11501581 On-line authorization in access environment Philip B. Dixon, Khalid El-Awady, Patrick Faith, Mark Carlson 2022-11-15 $307,325,000
11488150 Consumer authentication system and method Patrick Faith, Mark Carlson 2022-11-01 $141,316,000
11488125 Automobile mobile-interaction platform apparatuses, methods and systems Julian Hua, Robert Rutherford 2022-11-01 $141,316,000
11410142 Device enrollment system and method Barbara Patterson 2022-08-09 $362,460,000
11397931 Multi-directional wallet connector apparatuses, methods and systems Thomas Purves, Shilpak Mahadkar, Tenni Theurer 2022-07-26 $347,592,000
11354723 Smart shopping cart with E-wallet store injection search Vishwanath Shastry, Marc Blum, Edward Katzin, Thomas Purves, Julian Hua 2022-06-07 $233,922,000
11354642 Systems and methods for real time, automated negotiation among parties to a transaction William Wallace 2022-06-07 $263,171,000
11288661 Snap mobile payment apparatuses, methods and systems Igor Karpenko, Miroslav Gavrilov, Abhinav Shrivastava, Mark Carlson, Prakash Prem Hariramani 2022-03-29 $269,238,000
11250442 Contact alert system and method Mark Carlson 2022-02-15 $140,875,000