TOKYO, March 8, 2010 (Business Wire / ME NewsWire): Four leading companies — Mitsubishi Electric Corporation, Thomson Licensing, Toshiba Corporation and Warner Bros. Home Entertainment (collectively, the "BD4C Licensing Group") — today announced that they have commenced a worldwide joint licensing program beginning on March 1, 2010 for Blu-ray ("BD") and DVD patents essential for BD decoders, BD encoders, BD players, BD read-only discs, BD recordable discs, BD drives, BD/DVD ...