Inventor

ESPINOSA DIEGO

US3 patents

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

AMERICAN EXPRESS TRAVEL RELATE

2 patents

US7536307B2May 19, 2009

Ticket tracking and redeeming system and method

AMERICAN EXPRESS TRAVEL RELATE29 citations88

US7529681B2May 5, 2009

Ticket tracking, reminding, and redeeming system and method

AMERICAN EXPRESS TRAVEL RELATE5 citations55

HARRIS TRACI L

1 patent

US8700435B2Apr 15, 2014

System and method for redemption and exchange of unused tickets

HARRIS TRACI L5 citations54