Granted Patent
Utility
US 5,897,294 · App. 08/875,176
Vane for gas turbine
Inventors:
Kuniaki Aoyama, Masao Terazaki
Patented Case
View Patent ↗
Granted: Apr 27, 1999
Filed: Oct 14, 1997
Inventors
Kuniaki Aoyama
Masao Terazaki
Assignee (at issue)
MITSUBISHI KOGYO KABUSHIKI KAISHA
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.