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US RE45784

How Smartphones Use Flashing Barcodes for Secure Ticketing

A system for mobile devices to display a series of flashing barcodes that a scanner reads, ensuring tickets are only used during specific valid time windows.

Statusactive

Granted2015

Expires2033

Claims7

Forward citations0

Prior art88

AssigneePanasonic Intellectual Property Management Co Ltd

InventorsSadashi Kageyama, Takao Isogawa +4

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