This chapter summarizes the basic characteristics of patent data as an innovation indicator and reviews some of the … recent research using patent data, focusing on major developments since Griliches in 1990 [Griliches, Z. (1990). “Patent … availability of patent data on an increasingly global scale and the accompanying global spread of research using patent data. The …

This paper investigates the effects of outsourcing of prior art search on the efficiency of patent examination, using a … large scale Japanese patent examination data. Outsourcing may increase examination quality by expanding the scope of prior …

We investigate how a deferred patent examination system promotes ex-ante screening of patent applications, which … significantly increases both eventual and early requests, controlling for the blocking use of a pending patent application. This …

We investigate how a deferred patent examination system promotes ex-ante screening of patent applications, which … significantly increases both eventual and early requests, controlling for the blocking use of a pending patent application. This …

reduced form patent production functions, based on instrumental variables approach, using a large database on Japanese firms … significantly shifts the structural patent production function. …

at the patent application stage and the sunk cost incurred for obtaining and developing a patent, the patent (internal … theoretical predictions. Moreover, a firm with larger price cost margin does not have a lower rate of patent utilization, which … more diversified patent portfolio tends to have more patents but its utilization rate tends to be lower, suggesting that …