Patent activity at colleges has jumped in both quantity and quality over the last five years. Data provided exclusively to Technology Review by CHI Research in Haddon Heights, NJ, which ranks universities by technological strength (a measure combining both the number of patents issued and their relevance) reveal how great the upsurge is. In fact, in 2002, 13 of the top 25 universities saw a 50 percent or greater increase over the number of patents issued in 1997, six of which have seen increases of 100 percent or more (download Excel spreadsheet).

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