Granted Patent
Utility
US 6,185,924 · App. 09/173,171
Gas turbine with turbine blade cooling
Inventors:
Manabu Matsumoto, Shinya Marushima, Takashi Ikeguchi, Kazuhiko Kawaike
Patented Case
View Patent ↗
Granted: Feb 13, 2001
Filed: Oct 15, 1998
Inventors
Manabu Matsumoto
Shinya Marushima
Takashi Ikeguchi
Kazuhiko Kawaike
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.