characteristics of China's PV technology innovation network, this study uses China's patent PV technology data over the past 20 years … from the Incopat global patent database and analyses the structural characteristics of the network from the perspectives of … enterprises have basically formed relatively stable internal collaborations and that the scale of innovation network development …

linked fields. Our analysis uses 1.8 million U.S. patents and their citation properties to map the innovation network and its … strength. Past innovation network structures are calculated using citation patterns across technology classes during 1975 …-1994. The interaction of this pre-existing network structure with patent growth in upstream technology fields has strong …