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The following HTML text is provided to enhance online readability. Many aspects of typography translate only awkwardly to HTML. Please use the page image as the authoritative form to ensure accuracy. 
FIGURE C.3 The columns at the left and right show the geographic distribution (location of the inventor) of patent applications at the European Patent Office (EPO) and the U.S. Patent and Trademark Office (USPTO). Clearly, European inventors are the largest grouping at the EPO and U.S. inventors are the largest grouping at the USPTO. The skewing of patent data toward domestic inventors is clear. The middle column shows totals for what the OECD terms “triadic patent families,” that is, inventions for which patent applications are presented at all three agencies—the EPO, the USPTO, and the Japanese Patent Office (JPO). The skewing of patent data toward domestic inventors is clear. SOURCE: OECD, Compendium of Patent Statistics 2004, © 2004. C.5, Figure C.6, and Figure C.7 all indicate an increase in transnational activity—for instance, in many countries a growing share of patents is owned by firms registered in other countries, a sign of increasing global activity in R&D with concomitant increases in global and transnational ownership and collaboration. MSE PATENTSThe data presented here are part of a limited and focused analysis of the trends in the country of residence recorded for the inventors associated with MSE patents awarded by the USPTO over the last 25 years in certain key and well-defined MSE
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