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Articles in Refereed Journals
Innovation and Entrepreneurship Research

How to Measure Patent Thickets: A Novel Approach

Von Graevenitz, Georg; Wagner, Stefan; Harhoff, Dietmar (2011). How to Measure Patent Thickets: A Novel Approach Economics Letters, 111 (1), 6-9.

This paper provides a direct measure of the density of patent thickets based on patent citations. We discuss the algorithm that generates the measure and present descriptive results validating it. Moreover, we identify technology areas particularly affected by patent thickets.

External Link (DOI)