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Identifying Technology Opportunities for Electric Motors of Railway Vehicles with Patent Analysis
16 references·8 citing·49 second hop
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References

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  • 2012Technology forecasting using matrix map and patent clustering107 cited
  • 2011Development of a GTM-based patent map for identifying patent vacuums

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92 cited
  • 2016A patent quality analysis and classification system using self-organizing maps with support vector machine91 cited
  • 2013Analyzing interdisciplinarity of technology fusion using knowledge flows of patents80 cited
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