2011 really hasn't been Nintendo's year.
Wii Sensor (Nintendo)The company's stock has plunged 40 percent. The 3DS fell on its face after its launch. And despite a price cut to $150 in May, the Wii is still dead in the water.
Now the company is adding new legal battles to that list of woes.
ThinkOptical, the maker of the Wavit remote, is suing Nintendo for patent infringement, saying it holds a patent (called 'Electronic equipment for handheld vision based absolute pointing system') that covers the technology powering the Wii's remote.
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