We analyze the development of the German knowledge base measured by co-classifications of patents by German inventors and relate this technological development to changes in the structure of the underlying inventor networks. Our central hypothesis states that technologies which become more...

This paper examines the relationship between patents, appropriability strategies and market for technologies in the English brewing industry before 1850. Previous research has pointed to the apparent oddity that large-scale brewing in this period was characterized both by a self-aware culture of...