N-trig is an Israel based company that developed a pen that can work on Android tablets. The DuoSense already works on the HP Slate and Dell Latitude XT. “With the addition of Android, we are able to address the different requirements of a rapidly growing market that is looking to expand its media consumption and creative capabilities for pen and multi-touch functionality,” stated N-trig CEO Amichai Ben David. “Together with the Android developer community, we will be able to enable greater precision, productivity and accuracy with new pen-enabled applications that will enhance the way users connect with their computers.” DuoSense pen that works on Android tablets is expected to arrive in the first half of 2011. [Press Release]