Similar Search Results

Identifying technological sub-trajectories in photovoltaic patents

Kalthaus, Martin - 2017

This paper proposes a search strategy for photovoltaic patents which allows to distinguish the photovoltaic system into sub-trajectories. Identifying and analyzing sub-trajectories is of particular importance for understanding micro patterns of technological change. The proposed search strategy...

Persistent link: https://www.econbiz.de/10011715485

Public research and the quality of inventions : the role and impact of entrepreneurial universities and regional network embeddedness

Graf, Holger; Menter, Matthias - 2020

linkages between network embeddedness and innovation activities have been largely explored, the impact on patent quality in …

Persistent link: https://www.econbiz.de/10012249632

University patenting in Germany before and after 2002 : what role did the professors' privilege play?

Ledebur, Sidonia von; Bünstorf, Guido; Hummel, Martin - 2009

patent experience of inventors and universities further help explain the variance in ownership patterns. Both experienced and …

Persistent link: https://www.econbiz.de/10003887123

Initiation of knowledge and technology transfer from academia to industry : opportunity recognition and transfer channel choice

Hügel, Matthias; Doerr, Philip; Kalthaus, Martin - 2023

The transfer of knowledge and technology from academia to industry is usually understood as a process. While previous research focuses on phenomena along the process and its outcomes, the starting point of the process - the initiation of a transfer activity - remains unstudied. We provide first...

Persistent link: https://www.econbiz.de/10013490709

Knowledge recombination along the technology life cycle

Kalthaus, Martin - 2016

inventors who contribute to the knowledge base. Using patent data for wind power and photovoltaics, the technological … contribution of an invention to the knowledge base is measured by the patent's forward citation. The inventors of these patents are … of the forward citation the patent receives, is correlated with his previous inventive activity. Results indicate that …

Persistent link: https://www.econbiz.de/10011580795

Comprehensive patent data of the German Democratic Republic 1949-1990 : technical report and dataset overview

Hipp, Ann; Fritsch, Michael; Greve, Maria; Günther, Jutta - 2022

This paper documents the generation and the content of the Comprehensive Patent Database (CPDB) of the German … contains all patents granted in the GDR and published by the Office of Inventions and Patents (AfEP, later: German Patent and …

Persistent link: https://www.econbiz.de/10013368504

Inventor networks in emerging key technologies : information technology vs. semiconductors

Graf, Holger - 2009

We analyze the development of the German knowledge base measured by co-classifications of patents by German inventors and relate this technological development to changes in the structure of the underlying inventor networks. Our central hypothesis states that technologies which become more...