Microsoft Corporation (NASDAQ:MSFT) has acquired pen technology from long-time partner, N-trig. The acquisition is making big news as the pen technology is at present used in the Surface Pro 3 and Surface 3 devices. N-trig is an Israeli company that has key patents for digital writing technologies such as digital stylus and writing recognition gadgets. The company is also an important supplier of pen technologies that are in use by Microsoft and other key OEM partners.