Not long afterward, in 1967, the railroad industry implemented Kartrak, which was the world’s first official barcode system. Kartrak barcodes were developed to automatically identify rail ...

Bernard Silver and Norman Joseph Woodland, two graduate students at Drexel University in Philadelphia, received a patent for an early barcode system in 1952; Woodland later said that the pattern ...

A colour barcode system holding more data than current codes will find its way onto DVDs later this year. The four and eight-colour geometric patterns can hold up to two-pages of data, double the ...

However, Mr. Cua said the new price coding system would require a change in the software and hardware used by supermarkets. He added that it would take longer for smaller retailers to implement the ...

Hardware and software for a bar coding system are expected to arrive at the Police Department this month, Police Chief Dan Smith said. "It's a big time-saving feature," he said. Several other ...