The QR code is a two-dimensional code composed of black and white squares. By scanning it with a smartphone camera, you can obtain information such as URLs, phone numbers, and email addresses. The Invention of the QR Code The QR code was developed in 1994 by Mr. Masahiro Hara, an engineer at the Japanese automobile parts manufacturer "DENSO WAVE". At the time, barcodes were used in manufacturing, but a code that could read more information at a faster rate was needed. Mr. Masahiro Hara developed the QR code in response to this need. The QR code was first adopted for ...