HSPiP Citations
HSPiP, since its launch in 2009 is appearing with ever-greater frequency in academic and patent literature. The graph shows the growth of citations using a Google Scholar search for the term "HSPiP Hansen". The 2022 number is an extrapolation from results to June. Like all such searches, some references are missing and some unintended ones are included. But it gives a good idea of how HSPiP is appearing in more and more scientific articles.
A similar search (not shown here) within Google Patents yields > 5000 patents that cite the package.