Granted Patent
Utility
US 6,691,065 · App. 10/218,488
System foraiding the preparation of operation and maintenance plans for a power generation installation
Inventors:
Yoshiharu Hayashi, Hidekazu Fujimura, Masao Furukawa, Katsuhito Shimizu, Yasushi Hayasaka
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Aug 15, 2002
Inventors
Yoshiharu Hayashi
Hidekazu Fujimura
Masao Furukawa
Katsuhito Shimizu
Yasushi Hayasaka
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.