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Gene patents are potentially even more lucrative and the challenge here is the patent protection that prevents other companies from advancing genetic research without paying a royalty or licensing fee.
FORBES: Data War Reaches The Supreme Court
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Loads of companies use the technology of others, sometimes freely, sometimes for a fee or in cross-licensing agreements.
ECONOMIST: Patents and mobile devices
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Although many consumer game devices eventually turn a profit, they often hit the market as a loss leader, herding gamers into a closed ecosystem and securing a revenue stream for the manufacturer -- every Nintendo, Xbox or PlayStation game made funnels a small licensing fee to the owner of the platform.
ENGADGET: Project Shield won't be sold at a loss, says NVIDIA