1
Ayman Hammad, Phil Dixon: Smart sign mobile transit fare payment. Visa U, Kilpatrick Townsend & Stockton, February 21, 2012: US08118223 (29 worldwide citation)

A system and method for facilitating the payment and collection of transit system fares using a mobile device utilizes a smart sign including near field communication (NFC) devices that communicate with a contactless element embedded within a mobile wireless device. Each NFC device is associated wit ...


2
Ayman Hammad, Phil Dixon: Smart sign mobile transit fare payment. Kilpatrick Townsend & Stockton, February 19, 2013: US08376227 (27 worldwide citation)

A system and method for facilitating the payment and collection of transit system fares using a mobile device utilizes a smart sign including near field communication (NFC) devices that communicate with a contactless element embedded within a mobile wireless device. Each NFC device is associated wit ...


3
Ayman Hammad, Phil Dixon: Smart sign mobile transit fare payment. Townsend And Townsend Crew, August 21, 2008: US20080201212-A1

A system and method for facilitating the payment and collection of transit system fares using a mobile device utilizes a smart sign including near field communication (NFC) devices that communicate with a contactless element embedded within a mobile wireless device. Each NFC device is associated wit ...


4
Ayman Hammad, Phil Dixon: Smart sign mobile transit fare payment. June 21, 2012: US20120158467-A1

A system and method for facilitating the payment and collection of transit system fares using a mobile device utilizes a smart sign including near field communication (NFC) devices that communicate with a contactless element embedded within a mobile wireless device. Each NFC device is associated wit ...