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Patent citations as a tool for analysing the early stages of convergence
Karvonen, Matti; Kässi, Tuomo - In: Technological forecasting & social change : an … 80 (2013) 6, pp. 1094-1107
Persistent link: https://www.econbiz.de/10009762770
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Build-up of understanding of technological convergence : evidence from printed intelligence industry
Karvonen, Matti; Lehtovaara, Matti; Kässi, Tuomo - In: International journal of innovation and technology … 9 (2012) 3, pp. 1-24
Persistent link: https://www.econbiz.de/10009668301
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Industry convergence analysis with patent citations in changing value systems
Karvonen, Matti; Kässi, Tuomo - In: International journal of business and systems research 6 (2012) 2, pp. 150-175
Persistent link: https://www.econbiz.de/10009544248