 <unk> Electronics filed a patent @-@ infringement lawsuit against Nintendo over the pointing functionality of the Wii Remote , claiming " loss of reasonable royalties , reduced sales and / or lost profits as a result of the infringing activities " of Nintendo . The law firm Green Welling LLP filed a class action lawsuit against Nintendo for its " defective wrist straps " . A Texas @-@ based company ( Lonestar Inventions ) sued Nintendo , claiming that the company copied one of Lonestar 's patented capacitor designs and used it in the Wii console . 
