Inventor

MA GWEN DIANE

US5 patents

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

VISA INT SERVICE ASS

3 patents

US8725568B2May 13, 2014

Coupon bearing sponsor account transaction authorization

VISA INT SERVICE ASS23 citations89

US12321914B2Jun 3, 2025

System, method, and apparatus for processing customer recurrence data for transactions

VISA INT SERVICE ASS0 citations53

US11481747B2Oct 25, 2022

System, method, and apparatus for processing customer recurrence data for transactions

VISA INT SERVICE ASS0 citations53

CERVENKA KAREN L

1 patent

US8463706B2Jun 11, 2013

Coupon bearing sponsor account transaction authorization

CERVENKA KAREN L76 citations92

VISA USA INC

1 patent

US8965810B2Feb 24, 2015

Coupon bearing sponsor account transaction authorization

VISA USA INC18 citations89