Using patents to benchmark technological standing: international differences in citation patterns Available to Purchase

Patent citation statistics, used to measure the technological standing of firms and nations, uniquely suggest that the quality of Japanese technological output is superior to that of the USA. This study explores whether there is something in Japanese citation practices which may inflate citation ratings without any underlying technological superiority. Using telecommunications equipment industry patent citation data, suggests that Japanese companies do appear to cross‐cite one another’s patents much more heavily than is the practice among their North American or European competitors.