The Sydney based clean-tech innovator BluGlass’s patent US2008272463, "Method and apparatus for growing a group (III) metal nitride film" has now been allowed in the U.S. This patent brings its international patent portfolio up to 16 granted patents in key semiconductor markets including the U.S., Europe, Japan, Korea and China. These patents help to provide the company with broad protection of its Remote Plasma Chemical Vapour Deposition (RPCVD) technology and underpin the commercial opportunities for BluGlass in the production of high e...