IBM's 100th Birthday: 10 Top Presents From IBM To Us


Barcodes

IBM developed the UPC (universal product code) barcodes, along with the required scanners, in 1973 in response to requirements by the supermarket industry for a faster way to manage inventory.

Actually, barcodes were invented in 1949. But it took the introduction of low-cost lasers to enable IBM to develop a scanner which could take advantage of the barcodes.