Annual evolution of three indicators — Normalized Impact (NI), average number of patent family citations (Fam.Cit. Avg.), and Technological Impact (TI) — in four countries USA, China, Netherlands and Spain.
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Annual evolution of three indicators — Normalized Impact (NI), average number of patent family citations (Fam.Cit. Avg.), and Technological Impact (TI) — in four countries USA, China, Netherlands and Spain.
Descarga el artículo en:
Extraído de: