2018
DOI: 10.20396/rbi.v17i2.8652020
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Aplicando rede de IPCs para identificar a fronteira tecnológica da bioenergia

Abstract: This paper proposes to identify the formation of technological frontier clusters. In the present study, we applied the method for bioenergy technologies. The first methodological step uses patents extracted from the Derwent Innovation Index, in which a data mining treatment is done.The second step is the construction of the IPC (International Patents Classification) network of patents from a co-occurrence matrix. Three clusters of technological knowledge are identified.The first and main cluster is the ethanol… Show more

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Cited by 3 publications
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