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Exploring the Patent Explosion

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NBER2004-07-01 更新2025-01-04 收录
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This paper looks more closely at the sources of patent growth in the United States since 1984. It confirms that the increase is largely due to US patenters, with an earlier surge in Asia, and some increase in Europe. Growth has taken place in all technologies, but not in all industries, being

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2004-07-01
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