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Using the patent co-citation approach to establish a new patent classification system

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References

1973Co‐citation in the scientific literature: A new measure of the relationship between two documents5,334 cited
1990A Penny for Your Quotes: Patent Citations and the Value of Innovations2,963 cited
1999Citation Frequency and the Value of Patented Inventions1,518 cited
2007Local search and the evolution of technological capabilities1,249 cited
1981Author cocitation: A literature measure of intellectual structure1,221 cited
2000Market Value and Patent Citations: A First Look1,095 cited
1990Mapping authors in intellectual space: A technical overview990 cited
1996Measuring technological change through patents and innovation surveys699 cited
1987Patents as indicators of corporate technological strength689 cited
1987Mapping the Intellectual Structure of MIS, 1980-1985: A Co-Citation Analysis506 cited
1999Rembrandts in the Attic: Unlocking the Hidden Value of Patents412 cited
1997The Use of Patent Data for Technological Forecasting: The Diffusion of CNC-Technology in the Machine Tool Industry311 cited
1991Mapping economics through the journal literature: An experiment in journal cocitation analysis291 cited
1987Information Disclosure and the Economics of Science and Technology239 cited

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