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Bargaining failure and freedom to operate : re-evaluating the effect of patents on cumulative innovation

Gaessler, Fabian; Harhoff, Dietmar; Sorg, Stefan - 2019

We investigate the causal effect of patent rights on cumulative innovation, using large-scale data that approximate the …

Persistent link: https://www.econbiz.de/10012139072

Patents, freedom to operate, and follow-on innovation : evidence from post-grant opposition

Gäßler, Fabian; Harhoff, Dietmar; Sorg, Stefan; … - 2024

We study the blocking effect of patents on follow-on innovation by others. We posit that follow-on innovation requires … freedom to operate (FTO), which firms typically obtain through a license from the patentee holding the original innovation …. Where licensing fails, follow-on innovation is blocked unless firms gain FTO through patent invalidation. Using large …

Persistent link: https://www.econbiz.de/10014503038

Filling the gap : the consequences of collaborator loss in corporate R&D

Poege, Felix; Gäßler, Fabian; Hoisl, Karin; Harhoff, … - 2022

We examine how collaborator loss affects knowledge workers in corporate R&D. We argue that such a loss affects the remaining collaborators not only by reducing their team-specific capital (as argued in the prior literature) but also by increasing their bargaining power over the employer, who is...

Persistent link: https://www.econbiz.de/10014458846

Citation frequency and the value of patented innovation

Harhoff, Dietmar; Narin, Francis; Scherer, Frederic M.; … - 1997

Through a survey, economic value estimates were obtained on 962 inventions made in the United States and Germany and on which German patent renewal fees were paid to full-term expiration in 1995. A search of subsequent U.S. and German patents yielded a count of citations to those patents....

Persistent link: https://www.econbiz.de/10011417779

Separating patent wheat from chaff : would the US benefit from adopting patent post-grant review?

Graham, Stuart J. H.; Harhoff, Dietmar - In: Research policy : policy, management and economic … 43 (2014) 9, pp. 1649-1659

Persistent link: https://www.econbiz.de/10010491976

Technology policy for a world of skew-distributed outcomes

Scherer, Frederic M.; Harhoff, Dietmar - In: Research policy : policy, management and economic … 29 (2000) 4/5, pp. 559-566

Persistent link: https://www.econbiz.de/10001469714

Regional innovation effects of applied research institutions

Pfister, Curdin; Koomen, Miriam; Harhoff, Dietmar; … - In: Research policy : policy, management and economic … 50 (2021) 4, pp. 1-19

Persistent link: https://www.econbiz.de/10012695344

Used, blocking and sleeping patents : empirical evidence from a large-scale inventor survey

Torrisi, Salvatore; Gambardella, Alfonso; Giuri, Paola; … - In: Research policy : policy, management and economic … 45 (2016) 7, pp. 1374-1385

Persistent link: https://www.econbiz.de/10011598949

The power of individual-level drivers of inventive performance

Zwick, Thomas; Frosch, Katharina; Hoisl, Karin; … - In: Research policy : policy, management and economic … 46 (2017) 1, pp. 121-137

Persistent link: https://www.econbiz.de/10011741057

Das Mannheimer Innovationspanel

Harhoff, Dietmar; Licht, Georg - 1993

gleichzeitig die deutsche Teilerhebung der in allen EG-Ländern durchgeführten 'Community Innovation Survey' dar. Der Fragebogen …

Persistent link: https://www.econbiz.de/10011622173