Granted Patent
Utility
US 5,979,156 · App. 09/030,204
Cooling steam system for steam cooled gas turbine
Inventors:
Kazuo Uematsu, Hideaki Sugishita
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Feb 25, 1998
Inventors
Kazuo Uematsu
Hideaki Sugishita
Assignee (at issue)
MITSUBISHI ELECTRIC CORPORATION
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.