Team 4 Mike Niksa, David Freidin Emily Blount, Ben Moeller

 Electronic Tag Game (6,530,841) ◦ Filed: 06/26/2001 ◦ An electronic system for playing a game of tag using wireless communication ◦ Specifically when using RF communication  Interactive Light-Operated Toy Shooting Game (5,741,185) ◦ Filed: 02/05/1997 ◦ A toy light projector used in a shooting game  Electronic Game with Infrared Emitter and Sensor (5,904,621) ◦ Filed: 01/16/1998 ◦ An apparatus for facilitating a game of tag using infrared light communications

 Electronic Tag Game ◦ Wireless RF communication specifically designed for communicating location data ◦ “Tag” occurs when players get close to each other  Light-Operated Toy Shooting Game ◦ IR light projection ◦ Not capable of communicating player information via IR to distinguish who hit who  Electronic Game with Infrared Emitter and Sensor ◦ Encoded IR light projection to communicate data ◦ Pistol-shaped housing

 Electronic Tag Game ◦ “Tag” data is communicated via IR (not RF or Bluetooth) ◦ “Location” data is not communicated at all  Light-Operated Toy Shooting Game ◦ IR light projection is not encoded so IR communication is implemented in a substantially different way.  Electronic Game with Infrared Emitter and Sensor ◦ IR light projection is encoded with individual user information ◦ Pay royalty fees No Infringement Infringement