Granted Patent
Utility
US 6,772,596 · App. 10/674,402
Gas turbine installation
Inventors:
Takanori Shibata, Shigeo Hatamiya, Nobuhiro Seiki, Tomomi Koganezawa, Katsuhiko Sagae
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Oct 1, 2003
Inventors
Takanori Shibata
Shigeo Hatamiya
Nobuhiro Seiki
Tomomi Koganezawa
Katsuhiko Sagae
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.