Synaptics is touchscreen-interface company that has around 30 customers, but since that list includes the top 15 smartphone makers and the top 15 tablet manufacturers, it does okay for itself. The company rented a quiet booth at the back of CES to show off its impressive new ten-finger touchscreen tech. The Clearpad 7300 is a significantly smaller unit: to demonstrate the company pulled apart a HP touchpad and swapped out the 15-chip daughter board with a single chip -- still recognizing ten inputs at a refresh rat
