共 10 条
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Assessing the R&D Management of a Firm in Terms of Speed and Science Linkage: Evidence from the US Patents[J] . SadaoNagaoka.Journal of Economics & Management Strategy . 2007 (1)
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An in-depth empirical analysis of patent citation counts using zero-inflated count data model: The case of KIST[J] . Yong-Gil Lee,Jeong-Dong Lee,Yong-Il Song,Se-Jun Lee.Scientometrics . 2007 (1)
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International Knowledge Flows: Evidence From Patent Citations[J] . Adam B. Jaffe,Manuel Trajtenberg.Economics of Innovation and New Technology . 1999 (1-2)
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Patent citation analysis: A policy analysis tool[J] . M.M.S. Karki.World Patent Information . 1998 (4)
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University Versus Corporate Patents: A Window On The Basicness Of Invention[J] . Manuel Trajtenberg,Rebecca Henderson,Adam Jaffe.Economics of Innovation and New Technology . 1997 (1)