CHICAGO — Are they black-and-white bathroom tiles? Newfangled bar codes? Postage stamps honoring artist M.C. Escher? Thanks to increasingly prevalent smartphones, many marketers and organizations are ...

In the early 1990s, Masahiko Hara, an engineer at Denso Wave Inc., a global auto parts manufacturer that falls under the Toyota umbrella, came up with a new type of bar code that could hold ...

QR (or Quick-Response) codes have been around for some time. For folks who don’t know too much about them, they’re those computer-generated black and white squares that are typically associated with ...

Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that can be printed and later scanned by a smartphone or other device.

Scott Ruoti does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

Sharat Potharaju is cofounder and CEO of Uniqode, whose vision is to enable digital connection with every physical object and place. QR codes drive 37% click-through rates, while email campaigns ...