Canadian company Helium Digital is showcasing four new products at the 2012 International CES. First up is KeyCover Folio for iPad ($80), a Bluetooth keyboard case that works with both generations of Apple’s tablet computer. The keyboard is only 4mm thick, and the entire case is just 7mm thick when closed. It will be available in the spring. Next is SlimJacket for iPad 2. A protective sleeve, it can also fold into a stand for landscape or portrait…
