A ball pen including a light emitting device is provided. In the ball pen, a light emitting diode (LED) is enclosed in a figurine attached to the end of the ball pen and two electric wires are connected to the LED. One of the wires is connected to one electrode of a battery and the other is in contact...http://www.google.ca/patents/US6585388?utm_source=gb-gplus-sharePatent US6585388 - Ball pen having light emitting device
