Schmoch, UlrichUlrichSchmoch2022-03-032022-03-031994https://publica.fraunhofer.de/handle/publica/184891Patents are interesting output indicators of research and development because compared to statistics on R&D budgets or personnel, they can be disaggregated down to single products or processes. It is possible to perform country comparisons or analyse selected companies. It is, however, necessary to apply a careful methodology in order to achieve meaningful results.dedevelopment of methodologyLändervergleichMethodenentwicklungpatent indicatorpatent statisticsPatentstatistikUnternehmensanalyseAnalysis of Enterprisescountry comparison303600500journal article