Granted Patent
Utility
US 6,438,939 · App. 09/709,425
Combined cycle power plant and cooling steam supply method for gas turbine therein
Inventors:
Kazuo Uematsu, Kazuharu Hirokawa, Hidetaka Mori, Hideaki Sugishita
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Nov 13, 2000
Inventors
Kazuo Uematsu
Kazuharu Hirokawa
Hidetaka Mori
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.