The patent wars are here to stay they are the closest thing to swinging their cocks around and beating their chests that the technology companies can do, it is all about who has the biggest portfolio. The patents are the way technology companies like to wage war on each other by stating that their competitors product was their own idea, at some point. This now seems to be a main area of any large technology company to strengthen it’s patent portfolio once it has done this it is usually capable of counter suing a company if they come after them.
If you are curious who is suing who for patent infringement then take a look at the infographic below:
(Click to enlarge)