Comment by lambda

Not really. You're going to want to sell your products in the US anyhow; the New Zealand market is tiny compared to the US market. If you sell your products in the US market, you have to play by the US's patent rules or your products won't be able to be imported (but as Samsung has found out, popular US based companies like Apple can get federal government intervention to veto an import ban on their products, but Samsung can't do the same: http://www.bloomberg.com/news/2013-10-08/samsung-loses-bid-f...).