People write R packages for cool apis. This opens up a wealth of graphical and other tools that encompases R. Here's the announcement of the R package for the Patentsview api:
https://ropensci.org/blog/2017/09/19/patentsview/ or
https://docs.ropensci.org/patentsview/index.html. If you produce an api, having someone write
an R package for it has to be an acknowledgment of the usefulness of your api. Let the R games begin!