The lawsuit alleges that Nyko "wholly appropriates the novel shape, design, overall appearance and even the color and materials used in the Nintendo Nunchuk controller," according to documents obtained by Bloomberg. nope
Whereas Nintendo officially produces a Nunchuk add-on that connects to the Wii Remote with a wire to provide more buttons and an analog stick, Nyko's Kama Nunchuks connects to the Wii Remote wirlessly but offers the same functionality.
"We have not knowingly violated anyone's intellectual property and we're still examining this," stated Nyko representative C.C. Swiney.