P

Inventor

TOP MUSTAFA

US22 patents
⚠️ This page may combine multiple inventors who share the name “TOP MUSTAFA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

VISA INT SERVICE ASS

17 patents
US7815126B2Oct 19, 2010

Contactless activation systems and methods

VISA INT SERVICE ASS31 citations92
US9058548B2Jun 16, 2015

Payment card system and method

VISA INT SERVICE ASS11 citations90
US7438236B2Oct 21, 2008

Contactless activation systems and methods

VISA INT SERVICE ASS13 citations83
US11432155B2Aug 30, 2022

Method and system for relay attack detection

VISA INT SERVICE ASS2 citations73
US11394721B2Jul 19, 2022

Binding cryptogram with protocol characteristics

VISA INT SERVICE ASS3 citations73
US11785449B2Oct 10, 2023

Secure on-demand ultra-wideband communication channels systems and methods

VISA INT SERVICE ASS3 citations71
US9858517B2Jan 2, 2018

Payment card system and method

VISA INT SERVICE ASS2 citations70
US12488331B2Dec 2, 2025

Type 4 NFC tags as protocol interface

VISA INT SERVICE ASS0 citations62
US12475336B1Nov 18, 2025

Powered NFC communication booster and extender

VISA INT SERVICE ASS0 citations62
US12218953B2Feb 4, 2025

Binding cryptogram with protocol characteristics

VISA INT SERVICE ASS0 citations62
US12114161B2Oct 8, 2024

System and methods for data security using distance measurement

VISA INT SERVICE ASS1 citations62
US11455617B2Sep 27, 2022

Type 4 NFC tags as protocol interface

VISA INT SERVICE ASS0 citations62
US10885509B2Jan 5, 2021

Bridge device for linking wireless protocols

VISA INT SERVICE ASS1 citations62
US12219347B2Feb 4, 2025

Secure on-demand ultra-wideband communication channels systems and methods

VISA INT SERVICE ASS0 citations61
US12524631B1Jan 13, 2026

Contact chip reader support for NFC-enabled devices

VISA INT SERVICE ASS0 citations52
US12430653B2Sep 30, 2025

System, method, and computer program product for verifying a payment device using a magnetometer

VISA INT SERVICE ASS0 citations52
US10150328B2Dec 11, 2018

Payment card system and method

VISA INT SERVICE ASS0 citations49

TOP MUSTAFA

4 patents

REED SONIA

1 patent