AINeutralarXiv – CS AI · Apr 146/10
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AI Patents in the United States and China: Measurement, Organization, and Knowledge Flows
Researchers developed an advanced AI classifier achieving 97% precision in identifying AI patents, revealing that both the U.S. and China are rapidly expanding AI innovation but through fundamentally different institutional structures. While China recently surpassed the U.S. in annual patent volume, American AI patenting remains concentrated among large private firms, whereas Chinese innovation is more geographically dispersed across universities and state-owned enterprises.