Granted Patent
Utility
US 6,302,648 · App. 09/427,092
Steam turbine jointed stationary blade
Inventors:
Tetsu Konishi, Keizo Tanaka, Hideyuki Toda, Asaharu Matsuo, Toyokazu Kuwana, Ryotaro Magoshi
Patented Case
View Patent ↗
Granted: Oct 16, 2001
Filed: Oct 26, 1999
Inventors
Tetsu Konishi
Keizo Tanaka
Hideyuki Toda
Asaharu Matsuo
Toyokazu Kuwana
Ryotaro Magoshi
Assignee (at issue)
MITSUBISHI ELECTRIC CORPORATION
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.