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Unveiling the geography of historical patents in the United States from 1836 to 1975
It is clear that technology is a key driver of economic growth. Much less clear is where new technologies are produced and how the geography of U.S. invention has changed over the last two hundred years. Patent data report the geography, history, and technological characteristics of invention. Howev...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
Nature Publishing Group
2016
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5004586/ https://www.ncbi.nlm.nih.gov/pubmed/27576103 http://dx.doi.org/10.1038/sdata.2016.74 |