We deliver high value services to high value products. Services only my companies can provide because only my companies have access to the underlying tech.
These companies have a product - which they paid for - the exclusive rights to use a specific invention, which they licence to companies rather than the original inventor being the only one who has the rights to use it.
That isn't trolling, its profiting from the IP system the US built for itself.
R&D in software isn't as expensive as R&D in hardware, but it still costs money.
You might as well call the RIAA "music trolls", or the MPAA "movie trolls".
I don't see why big business should be let off paying.