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Citations, family size, opposition and the value of patent rights
Harhoff, Dietmar; Scherer, Frederic M.; Vopel, Katrin - In: Research policy : policy, management and economic … 32 (2003) 8, pp. 1343-1363
Persistent link: https://www.econbiz.de/10001781491
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Legal form, growth and exit of West German firms : empirical results for manufacturing, construction, trade and service industries
Harhoff, Dietmar; Stahl, Konrad; Woywode, Michael J. - 1996
Persistent link: https://www.econbiz.de/10000935456
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Strategic spillovers and incentives for research and development
Harhoff, Dietmar - In: Management science : journal of the Institute for … 42 (1996) 6, pp. 907-925
Persistent link: https://www.econbiz.de/10001205745
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Empirie und Betriebswirtschaft : Entwicklungen und Perspektiven
Schwaiger, Manfred (contributor);  … - 2003
Persistent link: https://www.econbiz.de/10001758512
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Are there financing constraints for R&D and investment in German manufacturing firms?
Harhoff, Dietmar - In: The economics and econometrics of innovation, (pp. 399-434). 2000
Persistent link: https://www.econbiz.de/10001760844
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Prospects for improving US patent quality via post-grant opposition
Hall, Bronwyn H.; Graham, Stuart J. H.; Harhoff, Dietmar; … - 2003
Persistent link: https://www.econbiz.de/10001761684
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Post-issue patent 'quality control' : a comparative study of US patent re-examinations and European patent oppositions
Graham, Erik J. H.; Hall, Bronwyn H.; Harhoff, Dietmar; … - 2002
Persistent link: https://www.econbiz.de/10001744252
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Profiting from voluntary information spillovers : how users benefit by freely revealing their innovations
Harhoff, Dietmar; Henkel, Joachim; Hippel, Eric von - In: Research policy : policy, management and economic … 32 (2003) 10, pp. 1753-1769
Persistent link: https://www.econbiz.de/10001857653
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Corporate R&D and productivity in Germany and the United Kingdom
Bond, Steve (contributor); Harhoff, Dietmar (contributor);  … - 2003 - [Elektronische Ressource]
Persistent link: https://www.econbiz.de/10001911711
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Determinants of opposition against EPO patent grants : the case of biotechnology and pharmaceuticals
Harhoff, Dietmar; Reitzig, Markus - In: International journal of industrial organization 22 (2004) 4, pp. 443-480
Persistent link: https://www.econbiz.de/10002010027