The days of boxy computers are history, so why are the batteries which power them still the same shape? That's the question a pair of new Apple patent applications seek to answer. The patents filed in 2011 with the U.S. Patent and Trademark Office describe "non-rectangular batteries for portable devices."
The iPhone and iPad maker outlines a way to customize the shape of batteries to fit the flexibility of today's consumer electronics, including the growing array of wearable devices, such as the highly-discussed iWatch or Google's Glass eyewear...