This paper summarizes a number of studies which use patent data to examine different aspects of technological change … estimation of the value of patent rights based on European patent renewal data; and describes the use of patent data to estimate … the importance of R&D spillovers. It concludes that patent data represent a valuable resource for the analysis of …

While policymakers often assume venture capital has a profound impact on innovation, that premise has not been … address concerns that these results are an artifact of our use of patent counts by demonstrating similar patterns when other … measures of innovation are used in a sample of 530 venture-backed and non-venture-backed firms …

An inventor's own knowledge is a key input in the innovation process. This knowledge can be built by interacting with … of our new innovation-led endogenous growth model, in which innovations are produced by heterogeneous research teams of … model nests inside the innovation-based endogenous growth model. We estimate the model, which fits the data very closely …

determine idea inputs in invention based on the text of nearly every US patent granted during 1836-2010. We find that inventions … evaluate which type of work is more likely to spur further invention. When recent advances create superior opportunities for … invention, their adoption as research inputs in the invention process promotes technological progress. The gains from pursuing …

United States, including Israel, have emerged as important centers of innovation. Using data from U.S. PTO patent grants in …A large and growing literature has used patent and patent citation data to measure knowledge spillovers across …) model, this suggests that there are knowledge spillovers from the network. In some other nations, invention quality is less …

knowledge is an input into internal invention, and thus, more valuable to firms with inventive capability. Using a simple model … of innovation and imitation, we explore how inventive capability affects a firm's R&D investments, and thus whether and … innovation and the division of innovative labor among US manufacturing firms, we find that high capability firms tend to use …

anecdotal. This paper provides direct quantitative evidence showing that how innovation and design work was done changed … fundamentally during the Industrial Revolution. This change was characterized by the professionalization of innovation and design … work through the emergence of the engineering profession. I also propose a theory describing how this change could have …

commercial activity related to invention are lower than once thought. This is despite relatively lower patent activity among …Previous studies have found large gender and racial differences in commercialization of invention. Using novel data …

agglomeration of US innovation. This study applies an ethnic-name database to individual US patent records to explore these trends …

's fairs between 1851 and 1915. Exhibition data show that the industry where an innovation is made is the single most important … patent. The discovery of the periodic table in 1869 offers an opportunity to test this idea. Exhibition data show that …