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Man who invented smartcard tech reveals he gets no royalties

The St Andrews professor who spent 30 years developing the technology behind Oyster cards and other e-money smartcards says he doesn’t earn a penny in royalties. Jim Scott says the patents for the nano-memories he pioneered have expired.He was speaking as he received the UNESCO medal for contributions to nanoscience and nanotechnology in honour of his research on ferroelectric materials and devices.

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