Patents/Assignees

American Express Travel Related Services Co., Inc.

4 patents in portfolio

US12154101utility2024
Voice Interface Transaction System Using Audio Signals
0 cites
US11748734utility2023
Programmed Servers with Associated Data Structures to Track and Manage User-related Activity Data
0 cites
US11687907utility2023
Secure Mobile Checkout System
0 cites
US11687929utility2023
Authenticated Secure Online and Offline Transactions
0 cites