Quantum Patent War: U.S. and China Dominate 70% as Google, IBM, and China's Tech Giants Advance

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2025.12.22 14:02
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A study by South Korea's patent office reveals that the U.S. and China dominate quantum computing patent filings, accounting for 70% of global efforts from 2014-2023. IBM and Google lead in the U.S., while Chinese firms like Origin Quantum, Baidu, and Tencent are rapidly advancing. South Korea ranks sixth but shows strong growth. The trend indicates a shift from basic research to commercial applications, with China accelerating its pace to catch up with U.S. tech giants.