Siemens Energy assigned patent
Siemens Energy, Orlando, Fla., has been assigned a patent developed by Stephen E. Holland, Oviedo, Fla., and Gerard McQuiggan, Orlando, Fla., for a gas turbine engine.
General Electric, Schenectady, NY, has been assigned a patent developed by James Robert Tobin, Greenville, SC, for ``methods of manufacturing rotor blades for a wind turbine.''