Which company invented and patented the first self-checkout system in 1992, changing retail forever?

Self-checkout systems revolutionized the retail experience by allowing customers to scan and pay for items without cashier assistance. This innovation changed store layouts, customer flow, and retail employment patterns worldwide. Though commonplace today, the technology's introduction was a significant milestone in retail automation. Test your knowledge about this retail invention that transformed how we shop!

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• IBM with their 'FastLane' system
• Dr. Howard Schneider's company Optimal Robotics
• NCR Corporation with their 'ExpressTeller'
• Fujitsu with their 'U-Scan' technology

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