While HTC has just put a lot of dough in Robert Downey Jr.'s bank account to be the face of the Happy Telephone Company, Hot Tea Catapault, Hipster Troll Car Wash, that doesn't include the use of his most famous movie character; in fact, you might remember that the Iron Man franchise has been used twice by Korean manufacturer LG to promote two of its phones in the U.S...
Source: http://www.phonearena.com/news/Iron-Man-not-Robert-Downey-Jr-already-used-by-LG-for-phone-ads_id46407
Source: http://www.phonearena.com/news/Iron-Man-not-Robert-Downey-Jr-already-used-by-LG-for-phone-ads_id46407