Granted Patent
Utility
US 6,318,089 · App. 09/208,852
Gas turbine inlet air cooling system
Inventors:
Ichiro Hiraga, Shinichi Hoizumi
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Dec 10, 1998
Inventors
Ichiro Hiraga
Shinichi Hoizumi
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.