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characteristics of China's PV technology innovation network, this study uses China's patent PV technology data over the past 20 years … technological innovation collaboration between patent applicants and cities has changed from local collaboration to cross … from the Incopat global patent database and analyses the structural characteristics of the network from the perspectives of …
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use a multi-informant longitudinal design combining unique survey and patent data on a multi-industry sample of about 163 … or exploitation, it is advisable to maintain it at an appropriate level. This article suggests a patent-based instrument …
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