ATV patent stocks increased patenting stronger; supporting previous literature on competitive reactions to entry …. Responding to domestic entrants, however, incumbents with low ATV patent stocks increased whereas incumbents with high stocks …

driving force. Using global patent data, we analyze this influence for the case of the transition from combustion engine … the large incumbent majority that exhibited low ATV patent stocks whereas incumbents with high ATV patent stocks reacted … countries yielded increasing incumbent responses along increasing incumbents' ATV patent stocks; which is in line with …

. Applying this method to German patent data we find evidence that regional differences in the degree of cooperative innovation …

patent data. Our results indicate notable differences between the technologies: The network size for wind power is driven by …