Seemingly based on its earlier iPod touch "gaming case" of the same name, Incipio's Hive for iPad ($40) uses the same honeycomb-styled hex patterns for its interior and exterior -- a design that enables the case to be sturdy without the weight of comparably thick, fully filled silicone rubber. The iPad version isn't billed as particularly useful for gaming, but it does have pronounced rear grips, plus the standard complement of open port, speaker,…