analysis of 34 OECD member states based on the patent data extracted from the Patent Cooperation Treaty (PCT) database suggest …

Patent data provide an increasingly used means to analyse innovation performance worldwide including in countries with … patent data for measuring and analysing innovation in narrow technological fields, such as many environment …-related technologies. To improve cross-country comparability of patent statistics, the paper advocates the use of indicators based on …

almost 4 million utility patents granted by the US Patent and Trademark Office (USPTO). Our estimation results on patent …, progress has been made in terms of patent quality as well as distance to the frontier. Chinese patents are of higher quality … economies of Europe and Japan have displayed steady decline in their patent quality. Finally, the US has maintained, and in some …