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China leads explosion in quantum patents over past decade

By Douglas Clarke-Williams ( December 17, 2025, 14:17 GMT | Insight) -- Chinese national patents dominate the recent growth in filings for quantum technology, a report published on Wednesday shows, while quantum patents filed in the US are the most cited and the country is the biggest hub for international cooperation in the sector.A report published on Wednesday by the European Patent Office and the Organisation for Economic Co-operation and Development shows that China has more than twice as many patents related to quantum technology than the next country. But unlike runner-up the US, China’s patents are largely restricted to national filings with a limited international presence....

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