MHI Rejects Ruling of U.S. District Court, Florida Middle District,
On Patent Infringement Allegation and Files Appeal
With U.S. Court of Appeals for the Federal Circuit

Mitsubishi Heavy Industries, Ltd.
As indicated in the previous company notice titled "Regarding the Ruling of the U.S. District Court, Florida Middle District, On Patent Infringement Allegation Filed by MHI " issued on February 12, 2013, on May 20, 2010 Mitsubishi Heavy Industries, Ltd. (MHI) filed suit against General Electric Company (GE) seeking compensation for damages, etc. for alleged infringement of one of MHI's U.S. patents by GE's wind turbines. On February 8, 2013 the United States District Court for the Middle District of Florida (M.D. Fla.) upheld its earlier summary judgment dismissing MHI's complaint. In response, MHI hereby issues notice that on March 7, 2013 the company filed a notice of appeal with the U.S. Court of Appeals for the Federal Circuit against the M.D. Fla. ruling.