patents: Dataset of US patents from 1980 to 1999, citations...
In clustDDist: Clustering Discrete Distributions
Description
Usage
Format
Source
References
Description
Dataset of US patents that start at 1980 to 1999 and have been cited at least 20 times, frequency distribution in years is given
Usage
1
Format
A dataframe of 3245 patents, each of 20 years frequency citation distribution
Source
United State Patents and Trademark Office, 2005
References
Hall, B. H., Jaffe, A. B. and Tratjenberg, M. (2001) The NBER patent citation data file: Lessons, insights and methodological tools. NBER Working Paper 8498,
NBER. http://papers.nber.org/papers/w8498.pdf.
clustDDist documentation built on May 2, 2019, 6:47 p.m.
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Description Usage Format Source References
Description
Dataset of US patents that start at 1980 to 1999 and have been cited at least 20 times, frequency distribution in years is given
Usage
1 |
Format
A dataframe of 3245 patents, each of 20 years frequency citation distribution
Source
United State Patents and Trademark Office, 2005
References
Hall, B. H., Jaffe, A. B. and Tratjenberg, M. (2001) The NBER patent citation data file: Lessons, insights and methodological tools. NBER Working Paper 8498, NBER. http://papers.nber.org/papers/w8498.pdf.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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