Barcodes

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Who invented Bar Codes?

•  Bernard Silver invented the first bar code on October 20, 1949.

When was the Bar Codes invented?

•  1949.

When the patent was granted on the Bar Codes?

•  A joint patent was granted to Joseph Woodland and Bernard Silver for bar codes on October 7, 1952.

Who was the patent granted to on the Bar Codes?

•  Joseph Woodland and Bernard Silver.

What are Bar Codes?

• Bar codes represent a vertical bars of different widths associated with numbers from 0 to 9 in different pattern and they are decoded through a laser scanner.
• These bar codes are available on every end user products. From stores every item you purchase is included with a UPC bar code on it.
• UPC is Universal Product Code. These codes are used by general stores to have a speed checkout process.
• UCC uniform product code council is responsible for issuing these product code numbers.
• Every retail product has bar code symbol on it. First the retail product manufacturer approaches the UCC and yearly he pays for the license.
• UCC provides the manufacturer a six digit identification number. On the product you purchase you can see the 12 digit identification number.
• The first six digits are the manufacturer identification number and the next five digits are item numbers. These item numbers are unique care should be taken no to repeat the  item numbers.
• The last digit is used for checking whether the scanner scans the number correctly or not. Barcode readers are used to encode the data.
• Laser light is passed through the bar code lines and the reflected light is transferred in to digital data and later it is transferred to a computer to view the encoded data.