Wi-LAN Inc. (WiLAN) is a licensing company. WiLAN develops, acquires, and licenses a range of intellectual property that drives products in communications and consumer electronics markets. Through both internal research and development and acquisitions from third parties, the Company has acquired intellectual property in the form of patents and patent applications in many countries that it has licensed to more than 255 companies in telecommunications markets around the world. As of December 31, 2011, WiLAN had a portfolio of approximately 3,000 patents, including issued and pending patents and foreign equivalents. WiLAN has five directly wholly-owned subsidiaries, Wi-LAN Capital Inc. (WiLAN Capital), Wi-LAN International Inc. (WiLAN International) and Wi-LAN International Hong Kong Inc. In July 2012, it acquired a global portfolio of more than 40 patents and applications from Siemens AG related to telecommunication network management and mobile multimedia.