LED and lighting manufacturers Osram GmbH of Munich and !%Cree Inc.%! of Durham, N.C., have signed a comprehensive worldwide patent cross-license agreement. It covers patents from both companies, including those owned by Osram Opto Semiconductors and, relating to Cree, the former LED Light Fixtures Inc. The agreement will cover blue LED chip technology, white LEDs and phosphors, packaging and LED lighting control systems. It addresses all stages of the value chain, from inorganic LED chips to LED luminaires to electronic control systems, according to Osram.