Nintendo is being sued for patent infringement

According to the Wall Street Journal, a complaint has been filed by start-up, Hillcrest Laboratories Inc. of Rockville, Md which claims that its patents have been infringed by the Wii console. The complaints allege infringement of four Hillcrest patents: U.S. Patent Nos. 7,139,983, 7,158,118, 7,262,760, and 7,414,611. The complaint has been filed at the U.S. International Trade Commission. A lawsuit has been concurrently launched at a federal court.