Granted Patent
Utility
US 6,230,483 · App. 09/220,686
Steam cooled type gas turbine
Inventors:
Toshio Sakon, Tadayoshi Endo
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Dec 23, 1998
Inventors
Toshio Sakon
Tadayoshi Endo
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.