Granted Patent
Utility
US 5,878,566 · App. 08/976,362
Gas turbine and a gas turbine control method
Inventors:
Tomoyoshi Endo, Fumiyuki Hirose, Akira Shimura, Takumi Yamanobe, Isao Sato, Hiraku Ikeda
Patented Case
View Patent ↗
Granted: Mar 9, 1999
Filed: Oct 21, 1997
Inventors
Tomoyoshi Endo
Fumiyuki Hirose
Akira Shimura
Takumi Yamanobe
Isao Sato
Hiraku Ikeda
Assignee (at issue)
HITACHI, LTD.
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.