NEW YORK ( TheStreet) -- One of the best things gadget makers can do is to take a class-leading existing product and regularly improve it on multiple fronts without taking a step backward anywhere.
Apple (AAPL) has been brilliant at this with its various iterations of the iPhone, iPad and iPod.
But so has Novatel Wireless (NVTL).
In May 2009, Novatel launched its first MiFi wireless router, which allowed users to create mobile WiFi hotspots anywhere.The compact product -- as big as few credit cards stacked together -- was an instant hit and reigned supreme in the market. Then came the Android onslaught, led by the October 2009 launch of Droid phones from Verizon Wireless
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