The QR code inventors
Thanks to their immediacy and to the large penetration of smartphones, QR codes have become very popular and one of the best way to share information, besides they have become one of the best tools for promotion, advertising and sales.
Japanese Masahiro Hara andTakayuki Nagaya are the QR code inventors and winners of the Popular Prize at the last European Inventor Award 2014.
They talk about their revolutionary invention in the following video, developed by the EPO (European Patent Office):